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OA.2 Subtraction

English 20 Public

Subtracting numbers within 20

Study Slideshow

10-1=?

9

5

12-2=?

10

5

20-1=?

19

5

10-10=?

0

5

3-3=?

0

5

5-4=?

1

5

7-3=?

4

5

15-4=?

11

5

20-6=?

14

15

6-3=?

3

5

10-5=?

5

5

16-3=?

13

5

20-2=?

18

10

8-7=?

1

5

6-6=?

0

5

8-3=?

5

5

1
2
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