Grade 8

79 Units, 209 Skills

Geometry - Angles and Transformations - Practice

Unit 1

Probability and Statistics - Mean, Median, and Mode - Practice

Unit 2

Triangle Area - Practice

Unit 3

Fraction Multiplication - Practice

Unit 4

Exponents - Division - Intro

Unit 5

Speed, Distance, and Time - Practice

Unit 6

Time - Elapsed Time - Advanced

Unit 7

Measurement - Units Practice - Metric

Unit 8

Exponents - Advanced

Unit 9

Fractions, Decimals, and Percents

Unit 10

Order of Operations - Advanced

Unit 11

Area and Perimeter Complex Shapes

Unit 12

Factoring and Primes - Advanced

Unit 13

Scientific Notation - Practice

Unit 14

Exponents - Multiplication and Division - Practice

Unit 15

Algebra Basic Concepts - Practice

Unit 16

Geometry - Shape Classification (3D) - Practice

Unit 17

Cartesian Grid Transformations - Intro

Unit 18

Triangle Area - Advanced

Unit 19

Geometry - Surface Area of 3D Shapes - Intro

Unit 20

Geometry - Volume of 3D Shapes - Intro

Unit 21

Rates and Ratios - Advanced

Unit 22

Probability and Counting - Single Event - Advanced

Unit 23

Patterning - Number Patterns Practice

Unit 24

Time - Elapsed Time, Negative - Advanced

Unit 25

Negative Integers - Intro

Unit 26

Division 3 by 2 Digit

Unit 27

Area and Perimeter Logic - Intro

Unit 28

Probability and Statistics - Counting and Probability Foundations

Unit 29

Factoring and Greatest Common Factor - Practice

Unit 30

Fraction Division - Intro

Unit 31

Geometry - Circle Area and Circumference - Practice

Unit 32

Geometry - Isosceles and Equilateral Triangles

Unit 33

Percentages - Practice

Unit 34

Digits and Divisibility - Practice

Unit 35

Cartesian Grid Geometry Logic - Intro

Unit 36

Pythagoras - Foundations

Unit 37

Decimal Multiplication - Advanced

Unit 38

Geometry - Intersecting, Parallel, and Perpendicular Lines

Unit 39

Percents and Simple Interest - Intro

Unit 40

Factoring and Lowest Common Multiple - Practice

Unit 41

Fraction Addition and Subtraction - Advanced

Unit 42

Squares and Square Roots - Practice

Unit 43

Decimal Division - Advanced

Unit 44

Fraction Addition and Subtraction, Mixed - Practice

Unit 45

Factoring, Multiplication, Division, Fractions - Intro

Unit 46

Exponents - Multiplication and Division - Advanced

Unit 47

Geometry - Circle Partial Area and Circumference - Intro

Unit 48

Patterning - Number Patterns Advanced

Unit 49

Measurement - Units Advanced - Metric

Unit 50

Geometry - Surface Area of 3D Shapes - Practice

Unit 51

Exponents - Power Law - Intro

Unit 52

Factoring and Greatest Common Factor - Advanced

Unit 53

Algebra Manipulating Variables - Intro

Unit 54

Geometry - Cylinders - Intro

Unit 55

Probability and Statistics - Counting and Probability Practice

Unit 56

Percentages - Advanced

Unit 57

Measurement - Unit Conversion Intro - Metric

Unit 58

Speed, Distance, and Time - Advanced

Unit 59

Ratios of Lengths - Intro

Unit 60

Cartesian Grid Geometry Logic - Practice

Unit 61

Percents and Simple Interest - Practice

Unit 62

Squares and Square Roots - Advanced

Unit 63

Area and Perimeter Logic - Practice

Unit 64

Slope - Intro

Unit 65

Algebra Basic Concepts - Advanced

Unit 66

Factoring and Lowest Common Multiple - Advanced

Unit 67

Probability and Statistics - Mean, Median, and Mode - Advanced

Unit 68

Geometry - Volume Logic with 3D Shapes - Intro

Unit 69

Scientific Notation - Multiplication and Division - Intro

Unit 70

Pythagoras - Intro

Unit 71

Negative Integers - Practice

Unit 72

Speed, Distance, and Time Logic Challenges - Intro

Unit 73

Factoring, Multiplication, Division, Fractions - Practice

Unit 74

Pythagorean Triples - Intro

Unit 75

Cartesian Grid Distance - Intro

Unit 76

Probability and Statistics - Factorial Form Intro

Unit 77

Exponents - Power Law - Practice

Unit 78

Pythagorean Theorem with Decimals - Intro

Unit 79

Factoring and Lowest Common Multiple - Advanced

Unit 67

This math unit progressively builds upon understanding prime factorization and factoring skills through various applications. Initially, students apply prime factorization to verify if one number is a multiple of others. Enhancing this base, they tackle similar problems using variables as factors, exploring more complex algebraic expressions. The unit proceeds to deepen comprehension of factor trees, where students identify prime factors extensively. Advancing further, the unit focuses on utilizing Venn diagrams and low-tech visual aids to determine the Lowest Common Multiple (LCM) and understanding distinct prime factors when factoring multiple numbers simultaneously. By analyzing various populated and theoretical sets, learners systematically identify LCMs and distinguish necessary prime factors across different scenarios. Finally, the course engages students in implementing Venn diagrams to find distinct factors and the greatest common factors (GCF), alongside nurturing their capability to analyze factorization through multiple choice challenges and factor tree construction, solidifying their skills in handling complex factoring and number theory tasks.more

Skills you will learn include:

Foundational Units
Builds Towards

Passed

Started

Not Started

Learning through Game Play

At Mobius we have lots of great (and free) resources to help you learn math. To keep kids engaged, there’s nothing better than a math-powered video game! Try out a Mobius game mapped to Factoring and Lowest Common Multiple - Advanced.

Factor Tree with 4 Factors - Full (Level 3)

This math topic focuses on prime factorization using factor trees, specifically practicing the breakdown of numbers into four factors. The concepts include understanding and identifying factors, multiplication, division, and employing factor trees to highlight prime factorization. Five questions encourage students to analyze different numbers, complete their factor trees, and select correct prime factorizations from multiple choices, enhancing their skills in factoring and number decomposition. more

Is Number a Multiple of Both - From Variables as Factors (Level 2)

This math topic involves evaluating whether a given number \( z, r, y, b, m, r, \) or \( c \) is a multiple of two other specified numbers using prime factorization and variable exponents. Each question presents expressions where a number is expressed through a multiplication of primes raised to certain powers, and the student must determine if this number is a multiple of two others listed. This involves skills related to factoring, recognizing multiples, and working with lowest common multiples. Each question provides two answer choices: "Yes" or "No."more

This math topic focuses on finding the lowest common multiple (LCM) of three numbers by analyzing their factorizations. Students practice choosing sets of all distinct factors to determine the LCM from provided factorizations for groups of three numbers. Alongside this practical exercise, there are multiple answer choices presented for each problem, emphasizing critical thinking and problem-solving skills in determining the correct LCM. The problems involve basic factorization and understanding how to compute LCM using these factorizations. This forms a part of broader lessons on factoring and lowest common multiples.more

Is Number a Multiple of Both - From Values as Factors (Level 3)

This math topic focuses on advanced concepts of prime factorization and checking whether one number is a multiple of others, using their prime factorized forms. It involves determining if a primary number is a multiple of two other numbers by analyzing their factorized structures, as presented in the format of prime factors raised to appropriate exponents. Additionally, this topic falls under a broader unit on factoring and finding the lowest common multiple, targeting an advanced understanding of these concepts. Each problem presents a situation to decide if one number is a multiple of the others provided, with a choice of 'Yes' or 'No' as answers.more

Is Number a Multiple - From Value as Factors (Level 2)

This math topic includes exercises on prime factorization and checking if one number is a multiple of another based on their prime factors. The problems involve breaking down each given number into its prime components and verifying if all factors of the divisor are present in the dividend with at least the same multiplicity. It falls under a larger unit on factoring and finding the lowest common multiple, designed to enhance students' understanding of these concepts through practical application. Each question offers a clear setup through given statements with options for a binary 'Yes' or 'No' answer, indicating whether one number is a multiple of the other.more

Is Number a Multiple - From Value as Factors (Level 3)

This math topic focuses on advanced skills related to prime factorization, determining if one number is a multiple of another, and understanding value representations as factors. Specifically, it entails evaluating given numbers expressed in factorized forms, to ascertain if one is a multiple of another utilizing their prime factorization. The problems provide factorized expressions for two numbers and ask if the first is a multiple of the second, offering a deeper insight into factoring and lowest common multiples. The format includes multiple-choice answers to validate understanding.more

Factor to 4 Factors (Level 1)

This math topic focuses on prime factorization, specifically practicing the skill of factorizing numbers into four factors. It is intended for beginners (Level 1) and is part of a larger unit on factoring and primes. The aim is to enhance understanding of prime factors and their applications, providing a foundation in manipulative mathematical skills related to primes.more

Venn Diagrams - 3 Numbers - Populated Venn to Distinct Factors (Level 3)

This math topic practices the skills of factoring numbers and understanding Venn diagrams to identify distinct prime factors of multiple numbers. Students apply these concepts through different sets of problems by analyzing populated Venn diagrams and listing distinct factors for each scenario. This enhances their ability to decompose numbers into their prime constituents and visualize common and unique factors using Venn diagrams.more

Is Number a Multiple - From Variable as Factors (Level 2)

This math topic focuses on prime factorization and understanding multiples from expressions involving variables represented as factors. It is part of a broader unit on factoring and finding the least common multiple. The problems presented involve analyzing algebraic expressions to determine if one is a multiple of another. Each question provides expressions with prime factors for two numbers and asks whether one number is a multiple of the other, with options to answer 'Yes' or 'No'. This helps in reinforcing the understanding of factorization and its practical application in evaluating multiples.more

Is Number a Multiple of Both - From Variables as Factors (Level 3)

This math topic focuses on advanced skills related to prime factorization, particularly assessing if one number is a multiple of other numbers using variable factors and exponents. Participants determine if specific values of a variable (represented as products of primes and their powers) are multiples of given numbers. The problems employ factorization and concepts of lowest common multiples to analyze mathematical relationships and verify multiple conditions. Additionally, this includes practice in translating between numerical expressions and contextualizing mathematical statements.more

Venn Diagrams - 3 Numbers - Populated Venn to LCM (Level 1)

This math topic focuses on using factor diagrams within Venn diagrams to determine the lowest common multiple (LCM) of three numbers. It combines visual representation tools and critical thinking related to factoring to solve problems. This type of question tests a student's ability to find common factors and utilize them to compute LCM, enhancing their understanding of numbers and factorization methods. The topic is part of a broader unit on factoring and finding the lowest common multiples. Each question requires analysis of a provided Venn diagram to derive the LCM for a set of numbers.more

Venn Diagrams - 3 Numbers - Populated Venn without Unique to LCM (Level 3)

This math topic focuses on advanced skills related to factoring and finding the Lowest Common Multiple (LCM) using Venn diagrams for three different numbers. The problems require completing factor diagrams to determine the LCM of given sets of numbers, enhancing understanding of both factoring and the calculation of LCM through visual and analytical methods. Each problem presents a unique set of numbers and a corresponding factor diagram to be completed, illustrating the intersection and union of factors within Venn diagrams.more

Factor Tree with 4 Factors - Full (Level 2)

This math topic focuses on developing skills in prime factorization using factor trees with four factors. It prompts students to complete factor trees to identify the prime factorization of given numbers. Each problem presents multiple choice answers, enhancing the learner's ability to recognize and verify correct prime factorizations. The exercises are part of a broader unit covering factoring, multiplication, division, and fractions.more

Venn Diagrams - 3 Numbers - Populated Venn without Unique to Distinct Factors (Level 3)

This math topic focuses on practicing factoring skills using Venn diagrams, specifically with three numbers. It involves completing factor diagrams to find all distinct factors for groups of numbers, not including unique factors for each number. The exercises give problems where students need to populate entries in a Venn diagram without allocating unique factors to distinct numbers. Each question requires a comprehensive analysis of common and individual factors of multiple numbers, furthering understanding of relationships between factors and enhancing logical reasoning skills with sets and intersections.more

Venn Diagrams - 3 Numbers - To LCM (Level 3)

This math topic focuses on using factor diagrams to find the lowest common multiple (LCM) of given numbers, with exercises involving sets of three numbers. The problems require students to apply their understanding of factoring and the use of Venn diagrams to determine the LCM effectively. The worksheet is aimed at further developing skills in the areas of factoring and finding the LCM at an advanced level. Each question presents a scenario requiring students to identify the LCM from multiple choice answers, enabling critical thinking and application of factoring concepts in problem-solving.more

Factor to 4 Factors (Level 3)

This math topic focuses on practicing prime factorization by breaking down numbers into their prime factors, specifically to achieve four factors when possible. This skill is part of a larger unit concerning Factoring and the Greatest Common Factor. The task involves identifying the set of prime factors that constitute a given number, providing deep engagement with the factorization process. Throughout the problems, students determine the prime components of numbers such as 104, 100, 36, 16, 54, 126, and 88, enhancing their understanding of the structure of numbers and their prime bases.more

Is Number a Multiple of Both - From Values as Factors (Level 2)

This math topic involves applying prime factorization to determine if one number is a multiple of two others. Problems require the use of factoring skills to break numbers down into their prime factors, and an understanding of multiples to determine the relationship between numbers. The central theme of these problems is to assess whether a given number, after its prime factors have been exposed, is a multiple of both of two other factored numbers simultaneously, which is part of practicing Lowest Common Multiple calculation. Each question displays the prime factorization of three numbers and asks if the first is a multiple of the other two.more

Is Number a Multiple - From Variable as Factors (Level 3)

This math topic practices advanced skills related to prime factorization, checking if one number is a multiple of another, and operations using variables expressed as factors. The problems involve analyzing expressions with variables defined as products of primes raised to powers, and determining if one expression (in terms of its numeric evaluation) is a multiple of another. It covers key concepts in factoring and understanding lowest common multiples at an advanced level.more

This math topic focuses on practicing how to find the lowest common multiple (LCM) of three numbers by analyzing their factorizations. Each question presents a set of three numbers in their factorized form, and learners are tasked with identifying the set of all distinct factors that contribute to the LCM. They must then choose the correct LCM from a list of multiple-choice options. The skills exercised here blend understanding factorization and applying this understanding to find the LCM, which are essential components in advanced arithmetic and number theory.more

Venn Diagrams - 3 Numbers - Populate Venn (Level 3)

This math topic involves practicing factoring skills using Venn diagrams for three numbers. Students are required to populate the Venn diagrams with appropriate factors and find the greatest common factors (GCF) of the given sets of three numbers. Each question provides a different set of numbers, and multiple possible answers are represented by images of Venn diagrams with various configurations of factors. This is an advanced level section of a broader unit focusing on factoring and the greatest common factor.more

This math topic focuses on finding the Lowest Common Multiple (LCM) of three numbers. It involves problems where students are provided with sets of three numbers and asked to determine their LCM. Each problem presents multiple-choice answers, enhancing students' ability to solve LCM calculations and encouraging critical thinking in selecting the correct option from provided alternatives. These problems are categorized under the broader mathematical concepts of factoring and finding lowest common multiples. The exercise is designed as a fundamental practice in understanding how to calculate LCMs efficaciously, integral for various applications in mathematics.more

This math topic focuses on identifying distinct prime factors of sets of three numbers. It reinforces skills in factoring and determining the lowest common multiple (LCM) by having learners find all the unique prime factors for various groups of integers. Each question provides a different set of numbers, and students are required to identify the constituent prime factors. The multiple-choice format of the problems helps learners validate their understanding of prime factorization and its applications in finding LCM.more

This math topic focuses on finding the Lowest Common Multiple (LCM) of two numbers, which is an integral part of fraction addition and subtraction. It provides a series of questions where learners need to identify the LCM of two distinct numbers. Various options for answers are offered for each problem. This subject is essential for better understanding other arithmetic operations and developing problem-solving skills in mathematics.more

Venn Diagrams - 3 Numbers - Populated Venn without Unique to LCM (Level 2)

This math topic involves using Venn diagrams to factor groups of three numbers and determine their lowest common multiple (LCM). It enhances the skills of recognizing and applying the mathematical concepts of factoring and LCM in a visual format using Venn diagrams. The problems require completing factor diagrams for sets of numbers and then using these diagrams to identify the LCMs, aiding in a deeper understanding of how numbers relate to each other in terms of their factors.more

Venn Diagrams - 3 Numbers - To LCM (Level 1)

This math topic involves practicing the determination of the Lowest Common Multiple (LCM) using factor diagrams with three numbers. Each problem presents a set of three numbers for which students need to use provided factor diagrams to find their LCM. The task is executed repeatedly through a series of problems, enhancing students' skills in visualizing and determining LCMs through Venn diagrams and factorization.more

This topic focuses on the practice of finding the Lowest Common Multiple (LCM) for sets of three numbers. Each question presents a different trio of integers, and learners are required to determine the LCM among these sets. This task is part of a broader unit on factoring and LCM, and aims to enhance students' abilities in identifying least common multiples in more complex numerical sets involving three different values.more

Venn Diagrams - 3 Numbers - Populated Venn to LCM (Level 3)

This math topic focuses on using Venn diagrams to identify and calculate the lowest common multiple (LCM) of three numbers. The task requires the application of advanced factoring techniques to populate Venn diagrams and derive the LCM. This topic is practice-intensive, with multiple exercises employing the same skill set, increasing expertise in both Venn diagram interpretation and LCM calculation for sets of numbers.more

Factor Tree with 4 Factors - Full (Level 1)

This math topic focuses on the concept of prime factorization using factor trees. Students practice breaking down numbers into their prime factors, starting from a base number and successively dividing by its prime components. The exercises involve constructing complete factor trees and identifying the correct series of prime factors for various numbers. This skill is fundamental in understanding factoring, multiplication, division, and introductory aspects of fractions. The problems presented cover varying levels of difficulty and include potential answers to aid in learning verification.more

This math topic focuses on identifying and listing distinct prime factors of sets of three numbers. Students analyze a given trio of integers to determine all prime numbers that factor into each number. The task mainly sharpens skills in prime factorization and understanding the property of lowest common multiples (LCMs). Multiple-choice responses assess the ability to correctly list unique primes, reinforcing number theory roots in practical factorization scenarios.more

Venn Diagrams - 3 Numbers - To LCM (Level 2)

This math topic focuses on using factor diagrams to find the lowest common multiple (LCM) of three numbers. It is designed to enhance students' understanding of factoring, specifically through the application of Venn diagrams. The set contains multiple problems where learners need to derive the LCM from provided sets of numbers, demonstrated through visual factor diagrams. Each question provides a problem scenario and multiple choice answers, reinforcing the concept of LCM within the broader context of factoring skills. This topic is part of a larger unit aimed at practicing factoring and finding the lowest common multiple.more

Venn Diagrams - 3 Numbers - Populated Venn without Unique to LCM (Level 1)

This math topic focuses on using Venn diagrams for factoring and finding the lowest common multiple (LCM) of three numbers. Students are tasked with completing a factor diagram, visualized as a Venn diagram, to determine the LCM. Several questions are provided, each requiring the identification of LCM by strategically placing given numbers in the correct segments of the diagram. This method helps emphasize the grasp of number relationships and the application of factoring skills in a structured format.more

This math topic focuses on finding the lowest common multiple and identifying distinct prime factors of sets of three numbers. It is part of a broader mastery of factoring skills. The specific problems present three numbers for which students need to determine the set of all distinct prime factors. This requires knowledge of prime factorization and discerning which factors are prime. The problems are given in a multiple-choice format, providing several options of factor sets for each trio of numbers. This practice solidifies understanding of prime factors necessary for calculating the lowest common multiple.more

Venn Diagrams - 3 Numbers - Populated Venn to LCM (Level 2)

This math topic focuses on developing skills in factoring and finding the Lowest Common Multiple (LCM) using Venn diagrams for three numbers. The problems require using populated Venn diagrams to identify and calculate the LCM for sets of numbers, advancing understanding in number theory and enhancing ability to factorize numbers efficiently. The exercise is a level 2 difficulty, indicating that it is designed for learners who already have some basic knowledge of the concepts and are looking to deepen their understanding.more

Venn Diagrams - 3 Numbers - To Shared Factors (Level 3)

This math topic focuses on using Venn diagrams to identify shared prime factors among three numbers. The problems in this set are crafted to enhance skills in factoring and utilizing Venn diagrams effectively to find common factors in sets of numbers. Each question presents a factor diagram and requires learners to determine the shared factors that are placed in the overlapping center of the diagram, representing the intersection of the sets. This exercise is part of a broader unit on practicing factorization and understanding Venn factor diagrams.more

Venn Diagrams - 3 Numbers - Populated Venn without Numbers to Numbers (Level 3)

This math topic involves the use of Venn diagrams to represent the factorization of three numbers. The problems require deducing the correct set of three numbers based on their given factor relationships displayed in populated Venn diagrams. Each problem presents various sets of answers from which to choose the corresponding numbers that fit the factor diagram shown. This activity enhances skills related to the identification of common factors and understanding factor relationships through visual representations, forming part of an advanced study on factoring and greatest common factors.more

This math topic covers finding the lowest common multiple (LCM) of three numbers. It includes several practice questions, each asking to identify the LCM among several choices for different sets of three numbers. This topic is designed to improve students' skills in factoring and understanding multiples, important for building foundational knowledge in number theory and aiding in problem-solving involving fractions and ratios. Each question provides multiple choice answers, challenging students to apply their knowledge to find the correct LCM efficiently.more