Number Sense - Basics
97 Topics, 4 Skills
Numbers to Word Equivalents - Power of Ten
Topic 1
Numbers to Word Equivalents - Power of Ten
Topic 2
Counting - Picture (Random) to Number
Topic 3
Counting - Word to Picture
Topic 4
Number Line - Positive Integers, Read Number - Labelled
Topic 5
Number Line - Positive Integers, Select Dot - Labelled
Topic 6
Ten Groups - Count, Less than 10
Topic 7
Counting - Picture to Places - Tens and Ones
Topic 8
Counting - Picture to Number - Tens and Ones
Topic 9
Counting - Picture to Word, Tens and Ones
Topic 10
Counting - Word to Picture, Tens and Ones
Topic 11
Ten Groups - To Next Ten, One Digit, Less than 10
Topic 12
Counting - Picture (Random) to Number
Topic 13
Counting - Picture to Number
Topic 14
Counting - Number to Picture
Topic 15
Counting - Number to Picture (Random)
Topic 16
Counting - Picture to Number
Topic 17
Counting - Picture to Word
Topic 18
Counting - Number to Picture
Topic 19
Counting - Word to Picture
Topic 20
Counting - Picture (Random) to Word
Topic 21
Counting - Word to Picture
Topic 22
Counting - Word to Picture (Random)
Topic 23
Number Line - Positive Integers, Read Number - From Ticks
Topic 24
Number Line - Positive Integers, Select Dot - From Ticks
Topic 25
Ordering 2 Integers (ascending)
Topic 26
Counting - Picture to Places - Tens and Ones
Topic 27
Counting - Places to Picture - Tens and Ones
Topic 28
Counting - Picture to Word, Tens and Ones
Topic 29
Counting - Number to Picture, Tens and Ones
Topic 30
Ten Groups - To Next Ten, One Digit, Less than 20
Topic 31
Counting - Picture (Random) to Word
Topic 32
Place Value - Identify in Number
Topic 33
Place Value - Expanded (Words) to Normal Form
Topic 34
Place Value - Normal to Expanded Form (Words)
Topic 35
Rounding Whole Numbers - Tens to Nearest Ten
Topic 36
Even or Odd from Addition
Topic 37
Ten Groups - To Next Ten, Two Digits, Less than 20
Topic 38
Words to Number Equivalents - Power of Ten
Topic 39
Numbers to Word Equivalents
Topic 40
Skip Counting Upward by Single Digits - Next in Pattern
Topic 41
Skip Counting Upward by Single Digits - Next 2 in Pattern
Topic 42
Skip Counting Upward by Single Digit Integers (Two Missing)
Topic 43
Skip Counting Upward by Single Digit Integers (Three Missing)
Topic 44
Skip Counting Upward by Tens (Three Missing)
Topic 45
Skip Counting Downward by Single Digits - Next in Pattern
Topic 46
Skip Counting Downward by Single Digits - Next 3 in Pattern
Topic 47
Number Line - Positive Integers, Read Number - Approximate
Topic 48
Number Line - Positive Integers, Select Dot - Approximate
Topic 49
Ten Groups - Count, Less than 20
Topic 50
Counting - Picture to Number - Tens and Ones
Topic 51
Counting - Places to Picture - Tens and Ones
Topic 52
Counting - Word to Picture, Tens and Ones
Topic 53
Counting - Number to Picture, Tens and Ones
Topic 54
Ten Groups - Count, Less than 30
Topic 55
Ten Groups - To Next Ten, One Digit, Less than 30
Topic 56
Place Value - Value In Number
Topic 57
Place Value - Missing a Place
Topic 58
Even or Odd
Topic 59
Rounding Whole Numbers - Tens to Nearest Ten
Topic 60
Even or Odd from Subtraction
Topic 61
Ten Groups - To Next Ten, Two Digits, Less than 30
Topic 62
Words to Number Equivalents - Power of Ten
Topic 63
Words to Number Equivalents
Topic 64
Skip Counting Upward by Single Digits - Next in Pattern
Topic 65
Skip Counting Upward by Single Digits - Next 3 in Pattern
Topic 66
Ordering 2 Integers (ascending)
Topic 67
Place Value - Expanded (Numbers) to Normal Form
Topic 68
Place Value - Normal to Expanded Form (Numbers)
Topic 69
Even or Odd
Topic 70
Even or Odd from Addition
Topic 71
Even or Odd from Subtraction
Topic 72
Numbers to Word Equivalents
Topic 73
Words to Number Equivalents
Topic 74
Skip Counting Upward by Single Digits - Next 2 in Pattern
Topic 75
Skip Counting Upward by Single Digits - Next 3 in Pattern
Topic 76
Skip Counting Upward by Single Digit Integers (Three Missing)
Topic 77
Skip Counting Upward by Tens (Two Missing)
Topic 78
Skip Counting Downward by Single Digits - Next in Pattern
Topic 79
Skip Counting Downward by Single Digits - Next 2 in Pattern
Topic 80
Skip Counting Downward by Single Digit Integers (Two Missing)
Topic 81
Skip Counting Upward by Single Digit Integers (Two Missing)
Topic 82
Skip Counting Upward by Tens (Two Missing)
Topic 83
Skip Counting Upward by Tens (Three Missing)
Topic 84
Skip Counting Downward by Single Digits - Next 2 in Pattern
Topic 85
Skip Counting Downward by Single Digits - Next 3 in Pattern
Topic 86
Skip Counting Downward by Single Digit Integers (Three Missing)
Topic 87
Skip Counting Downward by Tens (Two Missing)
Topic 88
Skip Counting Downward by Single Digit Integers (Two Missing)
Topic 89
Skip Counting Downward by Tens (Two Missing)
Topic 90
Skip Counting Downward by Tens (Three Missing)
Topic 91
Skip Counting Downward by Single Digit Integers (Three Missing)
Topic 92
Skip Counting Downward by Tens (Three Missing)
Topic 93
Counting - Picture to Number
Topic 94
Counting - Number to Picture
Topic 95
Counting - Picture to Word
Topic 96
Counting - Picture to Word
Topic 97
This math topic focuses on practicing skip counting backwards by tens, twenties, thirties, and forties, specifically identifying two missing numbers in a sequence. Each question presents a series of numbers with two gaps, and students must determine which pair of consecutive numbers fit correctly based on the subtraction pattern provided. The topic helps enhance number sense by reinforcing the ability to calculate intervals and recognize patterns in sequences of decreasing numbers.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.
Skip count downwards by 20
180, 160, __, __, 100, 80