easy Set 60 Form Exercise

Find the complement to 100: 9 + __ = 100

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Answer: 91

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

__ + 1 = 10

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Answer: 9

SubType
complement-of-100
Total
10
KnownAddend
1
Difficulty
normal

What number + 5 = 20?

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Answer: 15

SubType
complement-of-100
Total
20
KnownAddend
5
Difficulty
normal

__ + 15 = 20

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Answer: 5

SubType
complement-of-100
Total
20
KnownAddend
15
Difficulty
normal

__ + 3 = 20

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Answer: 17

SubType
complement-of-100
Total
20
KnownAddend
3
Difficulty
normal

What number + 64 = 100?

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Answer: 36

SubType
complement-of-100
Total
100
KnownAddend
64
Difficulty
normal

Find the complement to 10: 7 + __ = 10

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Answer: 3

SubType
complement-of-100
Total
10
KnownAddend
7
Difficulty
normal

__ + 9 = 10

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Answer: 1

SubType
complement-of-100
Total
10
KnownAddend
9
Difficulty
normal

What number + 4 = 10?

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Answer: 6

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

Find the complement to 20: 13 + __ = 20

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Answer: 7

SubType
complement-of-100
Total
20
KnownAddend
13
Difficulty
normal

What number + 11 = 20?

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Answer: 9

SubType
complement-of-100
Total
20
KnownAddend
11
Difficulty
normal

Find the complement to 20: 17 + __ = 20

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Answer: 3

SubType
complement-of-100
Total
20
KnownAddend
17
Difficulty
normal

__ + 50 = 100

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Answer: 50

SubType
complement-of-100
Total
100
KnownAddend
50
Difficulty
normal

Find the complement to 100: 89 + __ = 100

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Answer: 11

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

__ + 8 = 10

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Answer: 2

SubType
complement-of-100
Total
10
KnownAddend
8
Difficulty
normal

What number + 12 = 20?

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Answer: 8

SubType
complement-of-100
Total
20
KnownAddend
12
Difficulty
normal

__ + 16 = 20

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Answer: 4

SubType
complement-of-100
Total
20
KnownAddend
16
Difficulty
normal