Grade 4

40 Units, 91 Skills

Time - Telling - Intro

Unit 1

Geometry - Shape Classification (2D) - Intro

Unit 2

Addition and Subtraction of Integers - 1 and 2 Digit

Unit 3

Patterning - Visual Patterns Intro

Unit 4

Number Sense - Practice

Unit 5

Multiplication - Times Table to 10 - Intro

Unit 6

Decimal Foundations - Intro

Unit 7

Data and Graphs - Practice

Unit 8

Numbers and Words - to Ten Thousands and Tenths

Unit 9

Multiplication of Integers - Intro

Unit 10

Coin Math - Multiplication Intro

Unit 11

Fractions, Equivalent - Intro

Unit 12

Division of Integers - Intro

Unit 13

Place Value and Rounding - To Thousands and Hundredths

Unit 14

Geometry - Angle Basics

Unit 15

Fractions - Mixed - Intro

Unit 16

Geometry - Triangle Classification - Practice

Unit 17

Long Division - Intro

Unit 18

Coin Math - Multiplication Practice

Unit 19

Number Sense - Advanced

Unit 20

Addition and Subtraction of Integers - 2 and 3 Digit

Unit 21

Time - Telling - Practice

Unit 22

Geometry - Shape Classification (2D) - Practice

Unit 23

Numbers and Words - to Millions and Thousandths

Unit 24

Perimeter Intro

Unit 25

Long Division - Practice

Unit 26

Multiplication - Times Table to 13 - Practice

Unit 27

Fractions, Equivalent - Practice

Unit 28

Decimal Foundations - Practice

Unit 29

Decimal Foundations - Advanced

Unit 30

Multiplication - 1 and 2 Digit - Intro

Unit 31

Time - Elapsed Time - Basics

Unit 32

Place Value and Rounding - To Millions and Thousandths

Unit 33

Cartesian Grid Foundations

Unit 34

Factoring and Primes - Intro

Unit 35

Division 2 by 1 Digit

Unit 36

Fractions - Mixed - Practice

Unit 37

Multiplication - 1 and 2 Digit - Practice

Unit 38

Decimal Addition and Subtraction - Intro

Unit 39

Area Intro

Unit 40

Area Intro

Unit 40

This math unit initiates with basic principles of measuring area, starting with the calculations for rectangles. It transitions from understanding how to determine the area in standard units to approaching the same concept using various measurement units like square centimeters and square kilometers. The unit progresses to more complex shapes, teaching the area of irregular shapes on grids and advancing to rectangles that match specified areas. It further explores geometric concepts through the area calculations of different types of triangles and parallelograms, working from simpler forms within given shapes like rectangles, and then advancing to more complex tasks directly calculating their areas. Toward the end of the unit, students tackle calculating the area of trapezoids, understanding the area by integrating the concepts of averaging uneven sides and height with base calculations, emphasizing practical application and reinforcing comprehensive geometric estimation and area calculation skills across multiple shapes and contexts.more

Skills you will learn include:

Foundational Units
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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 Area Intro.

This math topic focuses on practicing how to find the area of non-right triangles by visualizing and halving the area of a rectangle surrounding the triangles. The topic is at a Level 2 difficulty and serves as an introduction to understanding triangle areas. Throughout multiple questions, students are provided with images representing triangles within rectangles and are required to calculate the triangle's area by utilizing the rectangle's area. This method helps consolidate the student's understanding of spatial properties and the relationship between different geometric shapes.more

This math topic focuses on calculating the area of irregular shapes on a grid, where each square on the grid represents a unit area. Learners are tasked with identifying shapes based on given area measurements such as 4, 5, 6, and 7 square units. The topic is an introduction to understanding and calculating areas in a geometric context, utilizing visual aids to assist in comprehension and application.more

This math topic focuses on practicing the calculation of the area of right triangles. It is designed as an introductory learning module to triangle area computation. Each problem presents a right triangle with specified dimensions and requires the learner to calculate the area, which is usually expressed in units squared, e.g., \(cm^2\), \(m^2\), or \(km^2\). Multiple choice answers are provided for each question, allowing learners to select the correct area from a list of options. This forms a fundamental part of geometry education, enhancing a student's ability to apply formulas and understanding of geometric concepts.more

This math topic is focused on finding the area of various shapes presented on a grid. Each shape is composed of 1x1 squares, and the goal is to determine how many of these squares are enclosed within the given shapes. This practice helps to reinforce concepts of area calculation, particularly within a visual and geometric context. The topic is part of a larger introductory unit on area, aimed at developing foundational skills in understanding and computing the area of simple geometric figures.more

Area of a Non-Right Triangle - Concept Intro - Half Squares

Level 2

Exercises for this topic are done in Unit Mastery.

Area of a Right Triangle - Concept Intro - Half Squares

Level 2

This math topic focuses on understanding how to calculate the area of right triangles using the method of counting square units. It provides practice in estimating how many one-unit squares (cm², ft², m², km²) cover the area of various right triangles. The problems include images of right triangles overlaid on grids of square units and questions asking to determine how many squares are covered by each triangle. There are multiple-choice answers for students to select from, assessing their ability to visually and numerically calculate the area of right triangles through basic counting techniques.more

Exercises for this topic are done in Unit Mastery.

Area of a Non-Right Triangle - Concept Intro - Half Squares

Level 1

This math topic focuses on teaching the concept of finding the area of non-right triangles by approximating the number of square units (cm², m², km², in²) they cover. It is targeted at beginners as a part of the "Triangle Area - Intro" unit. Through a series of seven questions, students practice calculating how many squares of specific dimensions (ranging from centimeters to kilometers) a given triangle spans. The topic requires a visual understanding of space coverage and the application of area measurement, adjusting for various unit squares. This is a foundational skill in geometry, aimed at developing spatial reasoning and practical application of area concepts.more

Exercises for this topic are done in Unit Mastery.

Area of a Right Triangle - Concept Intro - Half Squares

Level 1

This math topic focuses on calculating the area of right triangles using different unit squares (km², m², in², ft²). It introduces the concept of understanding and representing area through visual interpretation of squares within a triangle. Each problem displays an image of a right triangle superimposed on a grid of squares with varying measurements, and multiple-choice answers are provided for students to select the correct area. The primary skill practiced is visualizing and calculating the area occupied by the right triangle in terms of the given unit squares.more

Exercises for this topic are done in Unit Mastery.

This math topic focuses on identifying which shapes have the largest area when plotted on a 1x1 grid. Each problem presents two rectangle options to compare, aiming to enhance understanding of area calculation and comparison in a visual and spatial context. The problems are designed to help learners recognize the relationship between the shape of a rectangle and its area, an introductory aspect of understanding geometric shapes and their properties.more

This math topic focuses on calculating the area of rectangles, a foundational concept in geometry. It includes problems where students must determine how many square units (in various dimensions like kilometers, inches, meters, and feet) a rectangle covers. Different questions provide practice in applying the area formula to various real-world and abstract scenarios, enhancing both procedural and conceptual understanding of how to determine the area of rectangles. This topic is structured at an introductory level, making it suitable for beginners.more

This topic focuses on determining the largest area of shapes placed on a 1x1 grid. Each question presents two different shapes and asks which one has the largest area. Through repeated iterations of this theme, learners deepen their understanding of area measurements within a defined space, aiding in the development of spatial reasoning and geometry skills. This serves as an introduction to identifying and comparing areas of various shapes.more

This math topic focuses on identifying and comparing the areas of rectangular shapes displayed on a 1x1 grid, targeting the determination of which displayed shape has the largest area. The problems are designed to enhance understanding of area measurement in a grid context, forming part of an introductory unit on area concepts. Each question presents two rectangle options and asks to choose the one with the larger area, providing visual aids for better comprehension.more

This math topic covers the skill of calculating the area of different shapes on a grid, specifically focusing on rectangle shapes. It offers multiple problems that challenge students to identify shapes of specific areas given a grid composed of 1x1 square units. Each question lists several possible answers, each displaying a grid with a shape, from which students must pick the one with the area specified in the question. The topic forms part of an introductory unit on area, providing foundational knowledge for understanding how to measure space within given outlines.more

This math topic focuses on calculating the area of various rectangular shapes placed on a grid, where each grid square measures 1x1 unit. The exercises require identifying and counting the number of squares covered by the shape to determine its total area. Each question involves a different set of rectangles placed on the grid, and multiple choice answers are provided for students to select the correct area of the shapes. This topic is intended to help students understand and practice basic concepts of area in an introductory setting.more

The math topic is centered around calculating the area of non-right triangles, falling under a broader theme of area and perimeter of complex shapes. The topic includes problems where students must determine the area of various triangles given graphical representations and possibly relevant measurements such as side lengths or angles. Each problem provides multiple answer options displayed in LaTeX format. This set of questions helps to enhance the students' ability to work with different formulas required for calculating areas of non-standard triangular shapes.more

Area of a Right Triangle - Concept Intro - Half Squares

Level 3

Exercises for this topic are done in Unit Mastery.

Area of a Non-Right Triangle - Concept Intro - Half Squares

Level 3

Exercises for this topic are done in Unit Mastery.

This math topic focuses on learning how to calculate the area of irregular shapes using a grid of 1x1 squares. Each question presents an irregularly shaped figure on the grid, and the task is to determine the area by counting the squares or figuring out how the shape can be broken down into smaller, countable areas. This skill is an introduction to understanding areas of more complex figures, a fundamental concept in geometry. Seven different problems with multiple answer choices are provided to practice and enhance this skill. more

This math topic focuses on practicing the calculation of the area of non-right triangles by relating them to rectangles. Students learn to find the area of a triangle by considering it within a rectangle and then halving the area of that rectangle. The problems present various triangles ensconced within rectangles and require students to apply this method to ascertain the triangular area, enhancing their skills in spatial reasoning and geometric calculations. Each question is accompanied by multiple choice answers, reinforcing problem-solving and analytical skills in a geometrical context.more

This math topic focuses on calculating the area of shapes placed on a grid using 1x1 square units. It practices identifying shapes that match a specified area, enhancing understanding of spatial relationships and area measurement. The task involves selecting the correct shape varying in area from 4 to 16 square units, guiding learners through visual analysis and enhancing problem-solving skills regarding two-dimensional spaces.more

This math topic focuses on calculating the area of non-right triangles. Each question presents a different non-right triangle, with the challenge of finding its area. Multiple choice answers are provided for each problem, with areas expressed in square units of feet, meters, or centimeters. The questions span various levels, requiring understanding and application of the formula and concepts related to the area of triangles, which is particularly useful for students learning about triangle geometry. This is part of a broader introductory unit on triangle areas.more

This math topic focuses on calculating the area of right triangles. It includes problems that involve identifying the correct area from multiple-choice answers. The calculated areas are presented in a variety of units such as feet, meters, centimeters, and inches. Students not only learn how to compute the area of right triangles using the formula \( \text{Area} = \frac{1}{2} \times \text{base} \times \text{height} \), but they can also apply their analytical skills to choose the correct option from given possibilities. Each question features a visual aid to help in the calculation process.more

This math topic focuses on teaching how to calculate the area of a right triangle by utilizing the area of a surrounding rectangle. The method involves halving the rectangle's area to find the area of the right triangle. Each problem presents different scenarios with visual aids, and students are given multiple choices for answers. This exercise aims to solidify the student's understanding of area calculation in basic geometry, specifically through visual spatial reasoning and practical application.more

The math problems in this topic focus on determining the area of irregular shapes drawn on a 1x1 grid. Specifically, students are tasked with identifying which of two given shapes has the largest area. Each question offers a choice between two shapes, presented visually, to compare their areas. This set of problems is designed to enhance skills in visualizing and calculating the areas of non-standard shapes, engaging students in spatial reasoning and comparison within a grid context.more

This math topic focuses on introducing the concept of finding the area of rectangles by determining the number of square units they cover. It includes problems that require calculating the area in different units, such as square centimeters (cm²), square kilometers (km²), and square inches (in²). The topic also tests the ability to select the correct area from multiple options, enhancing comprehension of area calculation and unit conversions. The worksheet is designed to help learners grasp the basics of area calculation through engaging visual and problem-solving exercises.more

This math topic focuses on calculating the area of a rectangle, part of an introductory unit on the surface area of 3D shapes in geometry. It consists of various questions where students are required to determine the area of rectangles given their dimensions in different units (cm, km, ft, in). Each question offers multiple-choice answers. The topic is designed to strengthen basic geometric calculation skills and provide a hands-on way to apply the formula for the area of rectangles, thereby enhancing understanding of more complex 3D shapes.more

This math topic involves practicing finding the area of right triangles. The method taught requires halving the area of a surrounding rectangle to derive the area of the right triangle. The problems are designed at an introductory level and are a part of a broader introductory unit on area. Each question presents a different scenario with measurements in various units such as meters, inches, and kilometers, providing students diverse practice in applying the concept.more

This math topic focuses on calculating the area of rectangles. It progresses through various levels of difficulty, each containing questions where students need to determine the rectangle's area from given dimensions. Multiple choice answers are offered in each instance to select the correct area, where response options are presented in area units like square centimeters, square meters, square feet, and square kilometers. This practice topic is part of an introductory unit on area, providing a foundation for understanding two-dimensional space measurement.more

This math topic focuses on recognizing and comparing the areas of different shapes placed within a 1x1 grid. Learners are asked to determine which of two shapes has the largest area. The skill practiced is a fundamental aspect of understanding geometric measurements and spatial reasoning, aimed to help students develop a basic competency in comparing surface areas of varying shapes directly. This is part of a broader introduction to the concept of area.more

This math topic focuses on determining the largest area among irregular shapes on a 1x1 grid. Each question involves comparing two given shapes to identify which one covers more of the grid, thus having the largest area. It's designed to develop spatial awareness and an understanding of area measurement in a grid context. This topic is intended to introduce and practice concepts related to area measurements for irregular shapes.more

This math topic focuses on calculating the area of irregular shapes placed on a grid of 1x1 squares. Each question provides multiple shapes and requires students to identify which shape matches a given area. The areas specified in the tasks range from 4 to 7 square units. This topic helps students develop spatial reasoning and reinforces their understanding of area measurement, particularly for irregular shapes. It serves as an introduction to more complex concepts of geometry.more

This math topic focuses on teaching how to calculate the area of irregular shapes placed on a grid. The grid is composed of 1x1 squares, and the learners must determine the area of various irregular shapes by counting these squares. The topic is designed as an introductory level task into understanding area calculations, and it encourages learners to visually analyze shapes and understand their dimensions spatially. This form of practice is aimed at developing foundational geometry skills required to handle more complex shapes and mathematical problems relating to area in later studies.more

This math topic focuses on calculating the area of non-right triangles. It involves applying formulas and understanding concepts related to triangle geometry. Students are presented with various diagrams of non-right triangles and are required to calculate their areas, choosing from multiple potential answers. This topic is part of an introductory unit on triangle areas, aimed at reinforcing students' skills in geometry. Each question provides visual aids in the form of images and offers multiple possible solutions expressed in squared units (e.g., km², m², in²), enhancing understanding through visual representation and choices.more