Any of the numbers that are added together.

Use a 'First, then, then, now' story to 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

Order the sentences to tell the story correctly.

Use the ten frames to order the sentences of the story correctly.

Look at the part-part-whole model. 
Which sentences are true?

This image shows a 'First, then, then, now' story. Which equation represents this image?

Which number line correctly shows this equation? 3 + 5 + 1 =

Which equation correctly represents this number line?

Look at the part-part-whole model. What is the missing part?

Use number pairs to 10 to solve the equations.

This ten frame represents a story.
First, there were 4 books on the shelf.
Then, 2 more books were added to the shelf.
Now, there are {{ }} books on the shelf.

Which equation represents this story? 
First, there were 7 stickers in my book.
Then, I used 6 of the stickers.
Now, there is 1 sticker left in my book.

This image represents parts and a whole. Which show parts and which shows the whole?

The ten frame shows a total of 9 counters. What three addends have been added together?

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