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True or False
number bond
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fact family
addition
100

5+3 = 3+2

False

100

15 = ____+5

10


100

2, 4, 6, 8, 

10


100

2 +5= 7.    5+2=7

7-2= 5.     __ - __=


7-5 = 2

100

10 + 9 =

19

200

10+2 = 8+5

False


200

20 = ____ + 12

8

200

5, 10, 15,  

20


200

9 + 3 = 12.     3+9 = 12

12 - 3= 9.    __ - __ =

9 - 3= 12

200

25 + 6 =

31

300

15 + 10 = 20 + 5

True


300

17 + ___= 20

3


300

10,20,30,40,

50


300

 15 + 4 = 19.    4+15=19

 19 - 4=15       __ - __= 

19 - 15 = 4

300

16 + 9 =

25

400

12 + 12 = 20 +4

True

400

20 = ___ + 11

9

400

3,6,9,,

12

400

17 + 3= 20.    3+ 17=20

20-17 = 3       __ -___=

20 -3 =17
400

5+3+8

16

500
20 - 10 = 5 + 5

True

500

25 = 12 + _____

13

500

20,40,60,

80

500

15 +10 =25.   10+15 =25

25 - 10 =15 ___ -___ =

25- 15 =10


500

3 + 7 + 10

20