2. Addition and subtraction

2.01 Estimation first

2.02 Addition without regrouping

2.03 Addition with regrouping

2.04 Subtraction without regrouping

2.05 Subtraction with regrouping

2.06 Target numbers and patterns

2.07 Estimation and multistep questions

2.08 Vertical algorithms

2.09 Story problems

2.10 Equivalent number sentences

PRACTICE: Addition and subtraction

Year 4

2.10 Equivalent number sentences

Interactive practice questions

Complete the number sentence:

$26+\editable{}=29$26+=29

Easy

< 1min

Complete the number sentence:

Easy

< 1min

Complete the number sentence:

Easy

< 1min

Complete the number sentence:

Medium

< 1min

Outcomes

AC9M4N06

develop efficient strategies and use appropriate digital tools for solving problems involving addition and subtraction, and multiplication and division where there is no remainder

AC9M4A01

find unknown values in numerical equations involving addition and subtraction, using the properties of numbers and operations

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