easy Set 61 Form Exercise

__ + 17 = 20

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Answer: 3

SubType
complement-of-100
Total
20
KnownAddend
17
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 + 4 = 10?

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Answer: 6

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

Find the complement to 20: 2 + __ = 20

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Answer: 18

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

Find the complement to 10: 9 + __ = 10

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Answer: 1

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

__ + 1 = 10

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Answer: 9

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

What number + 8 = 10?

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Answer: 2

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

What number + 4 = 100?

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Answer: 96

SubType
complement-of-100
Total
100
KnownAddend
4
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

What number + 61 = 100?

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Answer: 39

SubType
complement-of-100
Total
100
KnownAddend
61
Difficulty
normal

Find the complement to 100: 38 + __ = 100

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Answer: 62

SubType
complement-of-100
Total
100
KnownAddend
38
Difficulty
normal

What number + 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

Find the complement to 100: 48 + __ = 100

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Answer: 52

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

__ + 9 = 20

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Answer: 11

SubType
complement-of-100
Total
20
KnownAddend
9
Difficulty
normal

Find the complement to 20: 7 + __ = 20

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Answer: 13

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

What number + 16 = 20?

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Answer: 4

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

__ + 15 = 20

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Answer: 5

SubType
complement-of-100
Total
20
KnownAddend
15
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

__ + 70 = 100

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Answer: 30

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