Unit 14 – Add and subtract
Let’s Practise Solve these by thinking about tens and ones.
I will draw 10s and 1s as lines and dots.
24 + 8 =
36 + 9 =
58 + 5 =
Carl buys two items. The total is $34. Which two items cost a total of $34? Can you find more than one answer?
E
Sort the towers into order from lightest to heaviest.
8kg
4kg 9kg
5kg
Tower A Tower B Tower C
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