medium Set 66 Form Exercise

Complete the number bond: 40 = 11 + __

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Answer: 29

SubType
number-bonds
Total
40
KnownPart
11
MissingPart
29
Difficulty
normal

29 = 22 + __

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Answer: 7

SubType
number-bonds
Total
29
KnownPart
22
MissingPart
7
Difficulty
normal

Number bond: 21 = ? + 17

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Answer: 4

SubType
number-bonds
Total
21
KnownPart
17
MissingPart
4
Difficulty
normal

Number bond: 44 = ? + 34

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Answer: 10

SubType
number-bonds
Total
44
KnownPart
34
MissingPart
10
Difficulty
normal

Number bond: 37 = ? + 5

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Answer: 32

SubType
number-bonds
Total
37
KnownPart
5
MissingPart
32
Difficulty
normal

Complete the number bond: 41 = __ + 39

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Answer: 2

SubType
number-bonds
Total
41
KnownPart
39
MissingPart
2
Difficulty
normal

36 = 18 + __

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Answer: 18

SubType
number-bonds
Total
36
KnownPart
18
MissingPart
18
Difficulty
normal

27 = __ + 12

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Answer: 15

SubType
number-bonds
Total
27
KnownPart
12
MissingPart
15
Difficulty
normal