Making 10
Doubles
More Doubles
Add 10
More or Less
100

5 + 5 =

10

100

6 + 6 =

12

100

1 + 1 =

2

100

What is 10 more than 10

20

100

1 more than 8

9

200

1 + ? = 10

9

200

8 + 8 =

16

200

3 + 3 =

6

200

10 more than 3

13

200

1 less than 4

3

300

? + 7 = 10

3

300

10 + 10 =

20

300

5+5 =

10

300

10 more than 70

80

300

1 more than 29

30

400

4 + ? = 10

6

400

7 + 7 =

14

400

2 + 2 =

4

400

10 more than 43

53

400

1 less than 78

77

500

? + 2 = 10

8

500

9 + 9 =

18

500

4 + 4 =

8

500

10 more than 100

110

500

1 more than 200

201