easy Set 71 Form Exercise

What number + 6 = 10?

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Answer: 4

SubType
complement-of-100
Total
10
KnownAddend
6
Difficulty
normal

What number + 83 = 100?

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Answer: 17

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

What number + 2 = 10?

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Answer: 8

SubType
complement-of-100
Total
10
KnownAddend
2
Difficulty
normal

__ + 1 = 20

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Answer: 19

SubType
complement-of-100
Total
20
KnownAddend
1
Difficulty
normal

What number + 7 = 20?

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Answer: 13

SubType
complement-of-100
Total
20
KnownAddend
7
Difficulty
normal

Find the complement to 100: 37 + __ = 100

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Answer: 63

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

Find the complement to 20: 19 + __ = 20

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Answer: 1

SubType
complement-of-100
Total
20
KnownAddend
19
Difficulty
normal

__ + 11 = 20

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Answer: 9

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

Find the complement to 10: 3 + __ = 10

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Answer: 7

SubType
complement-of-100
Total
10
KnownAddend
3
Difficulty
normal

__ + 39 = 100

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Answer: 61

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

Find the complement to 10: 1 + __ = 10

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Answer: 9

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

What number + 9 = 100?

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Answer: 91

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

__ + 9 = 10

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Answer: 1

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

What number + 2 = 20?

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Answer: 18

SubType
complement-of-100
Total
20
KnownAddend
2
Difficulty
normal

__ + 13 = 20

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Answer: 7

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

__ + 70 = 100

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Answer: 30

SubType
complement-of-100
Total
100
KnownAddend
70
Difficulty
normal

__ + 8 = 10

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Answer: 2

SubType
complement-of-100
Total
10
KnownAddend
8
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