medium Set 66 Form Exercise

Complete the number bond: 87 = 14 + __

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Answer: 73

SubType
number-bonds
Total
87
KnownPart
14
MissingPart
73
Difficulty
normal

13 = 6 + __

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Answer: 7

SubType
number-bonds
Total
13
KnownPart
6
MissingPart
7
Difficulty
normal

15 = __ + 4

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Answer: 11

SubType
number-bonds
Total
15
KnownPart
4
MissingPart
11
Difficulty
normal

Complete the number bond: 30 = 26 + __

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Answer: 4

SubType
number-bonds
Total
30
KnownPart
26
MissingPart
4
Difficulty
normal

Number bond: 11 = ? + 10

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Answer: 1

SubType
number-bonds
Total
11
KnownPart
10
MissingPart
1
Difficulty
normal

Complete the number bond: 87 = __ + 76

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Answer: 11

SubType
number-bonds
Total
87
KnownPart
76
MissingPart
11
Difficulty
normal

Number bond: 74 = ? + 28

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Answer: 46

SubType
number-bonds
Total
74
KnownPart
28
MissingPart
46
Difficulty
normal

72 = __ + 18

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Answer: 54

SubType
number-bonds
Total
72
KnownPart
18
MissingPart
54
Difficulty
normal