Fact Families Addition & Subtraction Worksheet With Answer Key
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1
2Name:
Fact Families (Addition & Subtraction)
Fill in the missing fact from the fact family.
A n s w e r s
Ex)
13 - 3 = 10
1)
14 - 5 = 9
2)
17 - 9 = 8
13 - 10 = 3
Ex.
10 + 3 = 13
14 - 9 = 5
8 + 9 = 17
3 + 10 = 13
9 + 5 = 14
17 - 8 = 9
1.
13 - 10 = 3
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2.
3.
3)
4)
5)
9 + 10 = 19
13 - 4 = 9
4 + 1 = 5
19 - 9 = 10
9 + 4 = 13
5 - 1 = 4
4.
19 - 10 = 9
13 - 9 = 4
1 + 4 = 5
5.
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6.
7.
6)
10 + 5 = 15
7)
3 + 2 = 5
8)
9 - 6 = 3
15 - 10 = 5
2 + 3 = 5
9 - 3 = 6
8.
5 + 10 = 15
5 - 3 = 2
6 + 3 = 9
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9.
10.
11.
9)
10)
11)
11 - 2 = 9
4 + 2 = 6
7 - 5 = 2
11 - 9 = 2
2 + 4 = 6
5 + 2 = 7
12.
9 + 2 = 11
6 - 2 = 4
7 - 2 = 5
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13.
14.
12)
8 + 5 = 13
13)
9 - 3 = 6
14)
7 + 1 = 8
13 - 5 = 8
6 + 3 = 9
8 - 1 = 7
13 - 8 = 5
3 + 6 = 9
8 - 7 = 1
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