Take Apart

Pictures

Number Sentence

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Bar Model

100

7 birds

100

100

100

100

200

200

200

200

200

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400

Draw a picture to show a subtraction sentence. Write the subtraction sentence

(Check children's drawings and number sentences.)

400

There were 8 spiders in the grass. Some spiders crawled away. Then there were 3 spiders. How many spiders crawled away?

8 - 5 = 3

5 spiders

400

Kevin has 3 fewer leaves than Sandy. Sandy has 3 leaves. How many leaves does Kevin have?

0 Leaves

400

Aki has 5 baseball bats and 3 baseballs. How many fewer baseballs does Aki have?

5 - 3 = 2

400

500

When you subtract, why is the number that is left less than the number you started with?

Example Answer: because then there are fewer

500

Write your own story problem using the information:

The parts are 2 and 7

The whole is 9

Check children's work

500

Choose numbers to complete the subtraction sentence: ____ - ____ = 0

Possible Answers:

5 - 5 = 0

2 - 2 = 0

7 - 7 = 0

500

Jill has 2 more cats than she has dogs. How many fewer dogs does Jill have?

2 fewer dogs

500

Write all of the subtraction sentences that can tell the story. Tell how you know.

Max has 6 carrots. He eats more than 1 carrot. He has more than 1 carrot left. How many carrots are left?

6 - 2 = 4

6 - 3 = 3

6 - 4 = 2

He cannot take away 1 or have 1 left, so he can only take away 2, 3, or 4.

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