easy Set 99 Form Exercise

Find the complement to 20: 9 + __ = 20

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Answer: 11

SubType
complement-of-10
Total
20
KnownAddend
9
Difficulty
normal

__ + 4 = 100

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Answer: 96

SubType
complement-of-10
Total
100
KnownAddend
4
Difficulty
normal

Find the complement to 10: 4 + __ = 10

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Answer: 6

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

__ + 4 = 10

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Answer: 6

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

Find the complement to 10: 8 + __ = 10

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Answer: 2

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

What number + 9 = 10?

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Answer: 1

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

Find the complement to 20: 17 + __ = 20

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Answer: 3

SubType
complement-of-10
Total
20
KnownAddend
17
Difficulty
normal

__ + 49 = 100

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Answer: 51

SubType
complement-of-10
Total
100
KnownAddend
49
Difficulty
normal

__ + 8 = 10

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Answer: 2

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

What number + 82 = 100?

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Answer: 18

SubType
complement-of-10
Total
100
KnownAddend
82
Difficulty
normal

__ + 87 = 100

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Answer: 13

SubType
complement-of-10
Total
100
KnownAddend
87
Difficulty
normal

What number + 95 = 100?

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Answer: 5

SubType
complement-of-10
Total
100
KnownAddend
95
Difficulty
normal

What number + 83 = 100?

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Answer: 17

SubType
complement-of-10
Total
100
KnownAddend
83
Difficulty
normal

Find the complement to 100: 11 + __ = 100

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Answer: 89

SubType
complement-of-10
Total
100
KnownAddend
11
Difficulty
normal

Find the complement to 10: 3 + __ = 10

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Answer: 7

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

Find the complement to 100: 23 + __ = 100

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Answer: 77

SubType
complement-of-10
Total
100
KnownAddend
23
Difficulty
normal

Find the complement to 20: 8 + __ = 20

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Answer: 12

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

Find the complement to 10: 9 + __ = 10

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Answer: 1

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