Add Ten
Add Multiple Of Ten
Subtract Ten
Make Ten
100

10+10=

20

100

20+20

40

100

10-10=

0

100

9+__=10

1

200

30+10=

40

200

50+21

71

200

40-10

30

200

5+__=10

5

300

10+50=

60

300

43+20=

63

300

30-10=

20

300

7+__=10

3

400

70+10

80

400

70+29=

99

400

70-10=

60

400

8+__=10

2

500

10+90

100

500

50+37

87

500
Ten less than 20

10

500

6+__=10

4

M
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