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subtraction

7
Subtraction Subtraction Taking Away Taking Away

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DESCRIPTION

To introduce the concept of subtraction as a 'taking away' process; to introduce and use the minus sign (-).

TRANSCRIPT

Page 1: Subtraction

SubtractionSubtraction

Taking AwayTaking Away

Page 2: Subtraction

Subtraction Subtraction

Page 3: Subtraction

4 - =3 1

Subtraction Subtraction

Page 4: Subtraction

Subtraction Subtraction

Page 5: Subtraction

5 - =2 3

Subtraction Subtraction Subtraction Subtraction

Page 6: Subtraction

Subtraction Subtraction

Page 7: Subtraction

3 - =1 2

Subtraction Subtraction Subtraction Subtraction


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