easy Set 40 Form Exercise

What number + 6 = 20?

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Answer: 14

SubType
complement-of-10
Total
20
KnownAddend
6
Difficulty
normal

What number + 7 = 10?

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Answer: 3

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

What number + 98 = 100?

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Answer: 2

SubType
complement-of-10
Total
100
KnownAddend
98
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

__ + 66 = 100

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Answer: 34

SubType
complement-of-10
Total
100
KnownAddend
66
Difficulty
normal

What number + 43 = 100?

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Answer: 57

SubType
complement-of-10
Total
100
KnownAddend
43
Difficulty
normal

__ + 6 = 20

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Answer: 14

SubType
complement-of-10
Total
20
KnownAddend
6
Difficulty
normal

What number + 3 = 10?

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Answer: 7

SubType
complement-of-10
Total
10
KnownAddend
3
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: 78 + __ = 100

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Answer: 22

SubType
complement-of-10
Total
100
KnownAddend
78
Difficulty
normal

Find the complement to 100: 98 + __ = 100

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Answer: 2

SubType
complement-of-10
Total
100
KnownAddend
98
Difficulty
normal

Find the complement to 10: 6 + __ = 10

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Answer: 4

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

What number + 12 = 20?

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Answer: 8

SubType
complement-of-10
Total
20
KnownAddend
12
Difficulty
normal

Find the complement to 20: 1 + __ = 20

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Answer: 19

SubType
complement-of-10
Total
20
KnownAddend
1
Difficulty
normal

Find the complement to 100: 7 + __ = 100

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Answer: 93

SubType
complement-of-10
Total
100
KnownAddend
7
Difficulty
normal

Find the complement to 10: 8 + __ = 10

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Answer: 2

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

__ + 11 = 20

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Answer: 9

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

What number + 17 = 20?

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Answer: 3

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

What number + 15 = 20?

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Answer: 5

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

What number + 9 = 20?

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Answer: 11

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