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Compose and Decompose Numbers

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Compose and Decompose Numbers

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92 = 40+40+___+2

10

15

25= 20+____

5

15

35= 20+__+5

10

15

46 = 20+20+___

6

15

16 = 10+___

6

15

73 = 50+___+3

20

15

15 = 5+5+____

5

15

79 = 40+10+__+__+9

10+10

15

100 = 60+__+__+__+__

10+10+10+10

15

22 = 10+10+___

2

15

55 = 30+__+__+5

10+10

15

29 = __+__+9

10+10

15

10= 7+__

3

15

15= 10+2+__

3

15

17 = 13+__

4

15

99 = 90+__

9

15