Stage 2 · Unit 32 / 44 · Numbers & Operations
Three numbers
Add and subtract three numbers from left to right, two at a time.
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First two numbers
Work out the first two numbers, then use that answer with the last number.
Add and add
· Not the suggested orderTake away and take away
· Not the suggested orderAdd, then take away
· Not the suggested orderTake away, then add
· Not the suggested orderThree-number stories
· Not the suggested orderAbout Three numbers practice
“Three numbers” is unit 32 of Stage 2, for ages 7–8, in numbers & operations. Add and subtract three numbers from left to right, two at a time.
Its steps are: First two numbers, Add and add, Take away and take away, Add, then take away, Take away, then add, Three-number stories. Each step has 10 problems and is free with no sign-up. 90% or better earns three stars.