Addition to 10
Doubles to 10
Doubles to 20
100

1+2

3

100

1 + 1

2

100

6 + 6

12

200

4+2

6
200

3 + 3

6


200

8 + 8

16

300

5+3

8

300

2 + 2

4

300

9 +9

18


400

3+6

9

400

5 + 5

10

400

10 + 10

20

500

8+2

10

500

What is the double fact for 8?

4

500

7 + 7

14
M
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