easy Set 89 Form Exercise

__ + 5 = 10

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Answer: 5

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

Find the complement to 20: 5 + __ = 20

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Answer: 15

SubType
complement-of-10
Total
20
KnownAddend
5
Difficulty
normal

__ + 45 = 100

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Answer: 55

SubType
complement-of-10
Total
100
KnownAddend
45
Difficulty
normal

Find the complement to 10: 9 + __ = 10

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Answer: 1

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

What number + 11 = 20?

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Answer: 9

SubType
complement-of-10
Total
20
KnownAddend
11
Difficulty
normal

Find the complement to 20: 19 + __ = 20

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Answer: 1

SubType
complement-of-10
Total
20
KnownAddend
19
Difficulty
normal

Find the complement to 100: 83 + __ = 100

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Answer: 17

SubType
complement-of-10
Total
100
KnownAddend
83
Difficulty
normal

Find the complement to 20: 2 + __ = 20

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Answer: 18

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

What number + 3 = 10?

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Answer: 7

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

What number + 53 = 100?

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Answer: 47

SubType
complement-of-10
Total
100
KnownAddend
53
Difficulty
normal

What number + 4 = 20?

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Answer: 16

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

Find the complement to 10: 3 + __ = 10

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Answer: 7

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

__ + 17 = 20

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Answer: 3

SubType
complement-of-10
Total
20
KnownAddend
17
Difficulty
normal

Find the complement to 10: 5 + __ = 10

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Answer: 5

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

Find the complement to 10: 4 + __ = 10

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Answer: 6

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

Find the complement to 20: 9 + __ = 20

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Answer: 11

SubType
complement-of-10
Total
20
KnownAddend
9
Difficulty
normal

__ + 23 = 100

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Answer: 77

SubType
complement-of-10
Total
100
KnownAddend
23
Difficulty
normal

Find the complement to 20: 3 + __ = 20

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Answer: 17

SubType
complement-of-10
Total
20
KnownAddend
3
Difficulty
normal

Find the complement to 100: 80 + __ = 100

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Answer: 20

SubType
complement-of-10
Total
100
KnownAddend
80
Difficulty
normal