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2.05 Apply addition and subtraction

Interactive practice questions

$12-4=8$124=8. Use this to find:

a

$22-4=\editable{}$224=

b

$32-4=\editable{}$324=

c

$42-4=\editable{}$424=

d

$72-4=\editable{}$724=

Easy
< 1min

We know that $9-2=7$92=7.

Use this to find:

Easy
< 1min

$113+14=127$113+14=127

Use this to find:

Easy
1min

$116+20=136$116+20=136

Use this to find:

Easy
< 1min
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Outcomes

VCMNA185

Use efficient mental and written strategies and apply appropriate digital technologies to solve problems

VCMNA192

Describe, continue and create patterns with fractions, decimals and whole numbers resulting from addition and subtraction

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