easy Set 47 Form Exercise

What number + 13 = 20?

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Answer: 7

SubType
complement-of-9
Total
20
KnownAddend
13
Difficulty
normal

What number + 8 = 10?

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Answer: 2

SubType
complement-of-9
Total
10
KnownAddend
8
Difficulty
normal

Find the complement to 10: 2 + __ = 10

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Answer: 8

SubType
complement-of-9
Total
10
KnownAddend
2
Difficulty
normal

__ + 7 = 10

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Answer: 3

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

__ + 5 = 10

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Answer: 5

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

Find the complement to 100: 85 + __ = 100

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Answer: 15

SubType
complement-of-9
Total
100
KnownAddend
85
Difficulty
normal

Find the complement to 100: 8 + __ = 100

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Answer: 92

SubType
complement-of-9
Total
100
KnownAddend
8
Difficulty
normal

__ + 5 = 20

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Answer: 15

SubType
complement-of-9
Total
20
KnownAddend
5
Difficulty
normal

Find the complement to 20: 6 + __ = 20

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Answer: 14

SubType
complement-of-9
Total
20
KnownAddend
6
Difficulty
normal

What number + 5 = 10?

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Answer: 5

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

__ + 2 = 10

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Answer: 8

SubType
complement-of-9
Total
10
KnownAddend
2
Difficulty
normal

What number + 48 = 100?

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Answer: 52

SubType
complement-of-9
Total
100
KnownAddend
48
Difficulty
normal

__ + 1 = 20

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Answer: 19

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

What number + 68 = 100?

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Answer: 32

SubType
complement-of-9
Total
100
KnownAddend
68
Difficulty
normal

Find the complement to 100: 56 + __ = 100

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Answer: 44

SubType
complement-of-9
Total
100
KnownAddend
56
Difficulty
normal

__ + 11 = 20

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Answer: 9

SubType
complement-of-9
Total
20
KnownAddend
11
Difficulty
normal

What number + 65 = 100?

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Answer: 35

SubType
complement-of-9
Total
100
KnownAddend
65
Difficulty
normal

What number + 39 = 100?

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Answer: 61

SubType
complement-of-9
Total
100
KnownAddend
39
Difficulty
normal