Ten Pairs
Adding
Subtracting
Patterns
100

5 + ___= 10

5

100

5 + 9 + 5

19

100

19 - 10

9

100

10, 20, 30, ___, ___, ___

40, 50, 60

200

9 + ___= 10

1

200
1 + 4 + 9

14

200

14 - 10

4

200

5, 10, 15, 20, ___, ___, ___

25, 30, 35

300

8 + ___= 10

2

300

2 + 5 + 8

15

300

15 - 10

5

300

22, 24, 26, ___, ___, ___

28, 30, 32

400

6 + ___= 10

4

400

6 + 1 + 4

11

400

11 - 10

1

400

33, 43, 53, ___, ___, ___

63, 73, 83

500

7 + ___= 10

3

500

3 + 2 + 7

12

500

12 - 10

2

500

45, 50, ___, ___, ___

55, 60, 65