Book a Demo

Topics

Addition and Subtraction

Single digit addition and subtraction

Addition fact families (a+b=c, c-b=a)

Representation of add/sub using objects

Strategy - Bridge to 10 (single and double digit)

Strategy - Compensation (single and double digit)

Lesson

Practice

Strategy - Number Line (single and double digit)

Use strategies to add/subtract two digit numbers

Word Sentences for add/sub

Use strategies to add/subtract across the 100

Connect addition and subtraction

Add multiples of 10's to single digit numbers

Add multiples of 10's to two digit numbers

Subtract multiples of 10's from two digit numbers

Patterns in addition

Patterns in addition II

Patterns in subtraction I

Patterns in subtraction II

Complete statements to make a target number up to 20

Add missing elements to make a statement true with totals up to 20

Add 3 numbers (mix of single or two digit numbers)

Word problems I

Add multiples of 100's to single digit numbers

Add multiples of 100's to two digit numbers

Subtract multiples of 100's from three digit numbers

Patterns in addition III

Patterns in subtraction III

Complete statements to make a target number up to 50

Add missing elements to make a statement true with totals up to 50

Inequalities with addition and subtraction statements

Book a Demo

New Zealand

Level 2

Strategy - Compensation (single and double digit)

Lesson

Practice

Interactive practice questions

If $6+10=16$6+10=16, what is the answer to $6+8$6+8?

Easy

< 1min

If $7+10=17$7+10=17, what is the answer to $7+11$7+11?

Easy

< 1min

If $10-5=5$10−5=5, what is the answer to $11-5$11−5?

Easy

< 1min

If $10-7=3$10−7=3, what is the answer to $9-7$9−7?

Easy

< 1min

Outcomes

NA2-1

Use simple additive strategies with whole numbers and fractions

NA2-7

Generalise that whole numbers can be partitioned in many ways

Strategy - Compensation (single and double digit)

Interactive practice questions

Outcomes

NA2-1

NA2-7

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About Mathspace