easy Set 64 Form Exercise

What number + 66 = 100?

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Answer: 34

SubType
complement-of-10
Total
100
KnownAddend
66
Difficulty
normal

What number + 89 = 100?

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Answer: 11

SubType
complement-of-10
Total
100
KnownAddend
89
Difficulty
normal

Find the complement to 100: 79 + __ = 100

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Answer: 21

SubType
complement-of-10
Total
100
KnownAddend
79
Difficulty
normal

Find the complement to 100: 17 + __ = 100

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Answer: 83

SubType
complement-of-10
Total
100
KnownAddend
17
Difficulty
normal

What number + 8 = 20?

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Answer: 12

SubType
complement-of-10
Total
20
KnownAddend
8
Difficulty
normal

What number + 18 = 20?

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Answer: 2

SubType
complement-of-10
Total
20
KnownAddend
18
Difficulty
normal

__ + 7 = 10

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Answer: 3

SubType
complement-of-10
Total
10
KnownAddend
7
Difficulty
normal

__ + 77 = 100

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Answer: 23

SubType
complement-of-10
Total
100
KnownAddend
77
Difficulty
normal

__ + 2 = 10

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Answer: 8

SubType
complement-of-10
Total
10
KnownAddend
2
Difficulty
normal

Find the complement to 20: 12 + __ = 20

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Answer: 8

SubType
complement-of-10
Total
20
KnownAddend
12
Difficulty
normal

Find the complement to 20: 16 + __ = 20

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Answer: 4

SubType
complement-of-10
Total
20
KnownAddend
16
Difficulty
normal

Find the complement to 20: 13 + __ = 20

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Answer: 7

SubType
complement-of-10
Total
20
KnownAddend
13
Difficulty
normal

What number + 13 = 20?

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Answer: 7

SubType
complement-of-10
Total
20
KnownAddend
13
Difficulty
normal

__ + 5 = 100

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Answer: 95

SubType
complement-of-10
Total
100
KnownAddend
5
Difficulty
normal

What number + 14 = 20?

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Answer: 6

SubType
complement-of-10
Total
20
KnownAddend
14
Difficulty
normal

Find the complement to 20: 4 + __ = 20

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Answer: 16

SubType
complement-of-10
Total
20
KnownAddend
4
Difficulty
normal

Find the complement to 100: 92 + __ = 100

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Answer: 8

SubType
complement-of-10
Total
100
KnownAddend
92
Difficulty
normal

Find the complement to 10: 1 + __ = 10

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Answer: 9

SubType
complement-of-10
Total
10
KnownAddend
1
Difficulty
normal

Find the complement to 20: 18 + __ = 20

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Answer: 2

SubType
complement-of-10
Total
20
KnownAddend
18
Difficulty
normal

__ + 4 = 10

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Answer: 6

SubType
complement-of-10
Total
10
KnownAddend
4
Difficulty
normal