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Add three addends

Maths

In this unit pupils will add 3 addends. They will use a strategy such as finding 2 addends to total 10 or 2 numbers to bridge though 10.  In the future unit pupils will add and subtract 1s and 10s from 2 digit numbers. They will use number facts to add/subtract a single-digit number to/from a 2-digit number .They will use a part-part-whole model to represent addition and subtraction.

In the prior unit pupils revisited addition and subtraction within ten. They consolidated addition and subtraction strategies. In this unit pupils will add 3 addends. They will use a strategy such as finding 2 addends to total 10 or 2 numbers to bridge though 10.

Calculating within 20

Look at the blocks. There are 2 red blocks, 4 yellow blocks and 1 blue block. Altogether, there are {{ }} blocks.

Aisha represents some blocks on a ten frame. Which ten frame represents her description?

This ten frame shows a total of 10
What 3 addends have been added together?

Look at the image. Which numbers are parts and which is the whole?

Which ten frame represents this part-part-whole model?

Match the pairs of numbers that sum to 10

Match the start and end of the sentences correctly.

Match the addition expressions that are commutative.

Look at this bar model. What is the missing part? {{ }}

Which of the equations represent this image?

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