medium Set 54 Form Exercise

Complete the number bond: 77 = __ + 23

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Answer: 54

SubType
number-bonds
Total
77
KnownPart
23
MissingPart
54
Difficulty
normal

Number bond: 21 = ? + 6

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Answer: 15

SubType
number-bonds
Total
21
KnownPart
6
MissingPart
15
Difficulty
normal

Complete the number bond: 2 = 1 + __

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Answer: 1

SubType
number-bonds
Total
2
KnownPart
1
MissingPart
1
Difficulty
normal

Number bond: 27 = 4 + ?

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Answer: 23

SubType
number-bonds
Total
27
KnownPart
4
MissingPart
23
Difficulty
normal

Number bond: 82 = ? + 17

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Answer: 65

SubType
number-bonds
Total
82
KnownPart
17
MissingPart
65
Difficulty
normal

Complete the number bond: 55 = __ + 13

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Answer: 42

SubType
number-bonds
Total
55
KnownPart
13
MissingPart
42
Difficulty
normal

Number bond: 68 = 19 + ?

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Answer: 49

SubType
number-bonds
Total
68
KnownPart
19
MissingPart
49
Difficulty
normal

Number bond: 41 = ? + 15

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Answer: 26

SubType
number-bonds
Total
41
KnownPart
15
MissingPart
26
Difficulty
normal