medium Set 17 Form Exercise

Complete the number bond: 61 = __ + 29

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Answer: 32

SubType
number-bonds
Total
61
KnownPart
29
MissingPart
32
Difficulty
normal

84 = __ + 34

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Answer: 50

SubType
number-bonds
Total
84
KnownPart
34
MissingPart
50
Difficulty
normal

14 = 1 + __

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Answer: 13

SubType
number-bonds
Total
14
KnownPart
1
MissingPart
13
Difficulty
normal

81 = 44 + __

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Answer: 37

SubType
number-bonds
Total
81
KnownPart
44
MissingPart
37
Difficulty
normal

Complete the number bond: 80 = __ + 9

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Answer: 71

SubType
number-bonds
Total
80
KnownPart
9
MissingPart
71
Difficulty
normal

Number bond: 73 = 6 + ?

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Answer: 67

SubType
number-bonds
Total
73
KnownPart
6
MissingPart
67
Difficulty
normal

Complete the number bond: 39 = 31 + __

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Answer: 8

SubType
number-bonds
Total
39
KnownPart
31
MissingPart
8
Difficulty
normal

Complete the number bond: 34 = 7 + __

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Answer: 27

SubType
number-bonds
Total
34
KnownPart
7
MissingPart
27
Difficulty
normal