2. Addition and subtraction

Use the number line to find the answer to $667-637$667−637.

a

First place $667$667 on the number line.

b

Place $637$637 on the number line.

c

Use the number line to work out the difference between $667$667 and $637$637.

Easy

< 1min

Use the number line to find the answer to $397-305$397−305.

Easy

< 1min

Use the number line to find the answer to $150-137$150−137.

Easy

< 1min

Find the value of $944-33$944−33.

Easy

< 1min

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uses mental and written strategies for addition and subtraction involving two-, three-, four and five-digit numbers