Making Tens

Category One

7 + 3 7 + 5 + 3 3 + 6 + 7

5 + 5 5 + 6 + 5 5 + 9 + 5

8 + 2 2 + 4 + 8 8 + 3 + 2

6 + 4 4 + 9 + 6 6 + 8 + 4

9 + 1 9 + 7 + 1 1 + 6 + 9

3 + 5 + 7 6 + 5 + 4 2 + 9 + 8

9 + 5 + 1 8 + 9 + 1 1 + 4 + 9

2 + 5 + 8 4 + 7 + 6 5+ 5 + 8

3 + 8 + 7 9 + 1 + 2 4 + 9 + 6

Category Two

4 + 6 + 8 + 2 9 + 3 + 1 + 7 5 + 6 + 5 + 4

3 + 9 + 7 + 1 2 + 9 + 8 + 1 6 + 4 + 3 + 7

4 + 8 + 2 + 6 1 + 9 + 2 + 8 5 + 3 + 7 + 5

3 + 8 + 2 + 7 4 + 4 + 6 + 6 9 + 1 + 1 + 9

5 + 7 + 3 + 5 2 + 5 + 5 + 8 6 + 6 + 4 + 4

3 + 7 + 8 + 2 1 + 1 + 9 + 9 3 + 7 + 7 + 3

5 + 3 + 5 + 4 + 7 9 + 5 + 8 + 2 +1 4 + 5 + 6 + 3 + 7

3 + 8 + 5 + 5 + 2 9 + 1 + 6 + 3 + 4 7 + 4 + 3 + 2 + 8

2 + 6 + 8 + 3 + 4 9 + 3 + 1 + 5 + 5 4 + 8 + 6 + 2 + 7

Students need to decompose at least one number to make a quick ten. Category Three Students need to decompose at least one number to make a quick ten.

9 + 1 9 + 1 + 4 9 + 8

10 + 5 9 + 5 10 + 7 9 + 7

9 + 3 9 + 5 9 + 8 9 + 9

10 + 14 9 + 14 10 + 23 9 + 23

8 + 2 8 + 2 + 3 8 + 5 8 + 4

10 + 5 8 + 5 10 + 7 8 + 7

8 + 2 8 + 5 8 + 4 8 + 7

10 + 12 8 + 12 10 + 23 8 +23

7 + 3 7 + 3 + 2 7 + 5 7 + 6

10 + 6 7 + 6 10 + 4 7 + 4

7 + 3 7 + 6 7 + 4 7 + 5

10 + 13 7 + 13 10 + 25 7 + 25