easy Set 70 Form Exercise

Find the complement to 100: 40 + __ = 100

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Answer: 60

SubType
complement-of-10
Total
100
KnownAddend
40
Difficulty
normal

__ + 4 = 20

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Answer: 16

SubType
complement-of-10
Total
20
KnownAddend
4
Difficulty
normal

__ + 4 = 10

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Answer: 6

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

__ + 1 = 10

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Answer: 9

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

What number + 85 = 100?

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Answer: 15

SubType
complement-of-10
Total
100
KnownAddend
85
Difficulty
normal

__ + 1 = 100

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Answer: 99

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

Find the complement to 100: 51 + __ = 100

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Answer: 49

SubType
complement-of-10
Total
100
KnownAddend
51
Difficulty
normal

What number + 2 = 20?

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Answer: 18

SubType
complement-of-10
Total
20
KnownAddend
2
Difficulty
normal

Find the complement to 20: 18 + __ = 20

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Answer: 2

SubType
complement-of-10
Total
20
KnownAddend
18
Difficulty
normal

Find the complement to 100: 1 + __ = 100

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Answer: 99

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

What number + 15 = 20?

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Answer: 5

SubType
complement-of-10
Total
20
KnownAddend
15
Difficulty
normal

What number + 4 = 10?

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Answer: 6

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

__ + 4 = 100

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Answer: 96

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

__ + 6 = 10

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Answer: 4

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

Find the complement to 20: 16 + __ = 20

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Answer: 4

SubType
complement-of-10
Total
20
KnownAddend
16
Difficulty
normal

Find the complement to 100: 39 + __ = 100

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Answer: 61

SubType
complement-of-10
Total
100
KnownAddend
39
Difficulty
normal

Find the complement to 10: 7 + __ = 10

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Answer: 3

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

What number + 14 = 20?

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Answer: 6

SubType
complement-of-10
Total
20
KnownAddend
14
Difficulty
normal

What number + 1 = 10?

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Answer: 9

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

What number + 39 = 100?

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Answer: 61

SubType
complement-of-10
Total
100
KnownAddend
39
Difficulty
normal