3. Addition

3.01 Addition and number lines

3.02 Counting on

3.03 Addition strategies

3.04 Estimation first

3.05 Addition using algorithm

3.06 Addition with regrouping

PRACTICE: Addition

Year 3

3.05 Addition using algorithm

Interactive practice questions

Find the value of $41+56$41+56.

Easy

< 1min

Find the value of $12+42$12+42.

Easy

< 1min

Find the value of $33+25$33+25.

Easy

< 1min

Find the value of $25+12$25+12.

Easy

< 1min

Outcomes

AC9M3A02

extend and apply knowledge of addition and subtraction facts to 20 to develop efficient mental strategies for computation with larger numbers without a calculator

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About Mathspace