easy Set 87 Form Exercise

__ + 57 = 100

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Answer: 43

SubType
complement-of-9
Total
100
KnownAddend
57
Difficulty
normal

__ + 5 = 10

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Answer: 5

SubType
complement-of-9
Total
10
KnownAddend
5
Difficulty
normal

What number + 7 = 10?

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Answer: 3

SubType
complement-of-9
Total
10
KnownAddend
7
Difficulty
normal

What number + 9 = 20?

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Answer: 11

SubType
complement-of-9
Total
20
KnownAddend
9
Difficulty
normal

Find the complement to 20: 15 + __ = 20

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Answer: 5

SubType
complement-of-9
Total
20
KnownAddend
15
Difficulty
normal

__ + 16 = 100

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Answer: 84

SubType
complement-of-9
Total
100
KnownAddend
16
Difficulty
normal

What number + 12 = 100?

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Answer: 88

SubType
complement-of-9
Total
100
KnownAddend
12
Difficulty
normal

Find the complement to 20: 16 + __ = 20

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Answer: 4

SubType
complement-of-9
Total
20
KnownAddend
16
Difficulty
normal

__ + 54 = 100

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Answer: 46

SubType
complement-of-9
Total
100
KnownAddend
54
Difficulty
normal

What number + 37 = 100?

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Answer: 63

SubType
complement-of-9
Total
100
KnownAddend
37
Difficulty
normal

What number + 4 = 10?

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Answer: 6

SubType
complement-of-9
Total
10
KnownAddend
4
Difficulty
normal

Find the complement to 20: 12 + __ = 20

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Answer: 8

SubType
complement-of-9
Total
20
KnownAddend
12
Difficulty
normal

__ + 16 = 20

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Answer: 4

SubType
complement-of-9
Total
20
KnownAddend
16
Difficulty
normal

Find the complement to 10: 9 + __ = 10

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Answer: 1

SubType
complement-of-9
Total
10
KnownAddend
9
Difficulty
normal

Find the complement to 20: 1 + __ = 20

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Answer: 19

SubType
complement-of-9
Total
20
KnownAddend
1
Difficulty
normal

What number + 1 = 20?

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Answer: 19

SubType
complement-of-9
Total
20
KnownAddend
1
Difficulty
normal

What number + 18 = 20?

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Answer: 2

SubType
complement-of-9
Total
20
KnownAddend
18
Difficulty
normal

What number + 3 = 10?

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Answer: 7

SubType
complement-of-9
Total
10
KnownAddend
3
Difficulty
normal

Find the complement to 10: 7 + __ = 10

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Answer: 3

SubType
complement-of-9
Total
10
KnownAddend
7
Difficulty
normal