medium Set 86 Form Exercise

Number bond: 12 = ? + 8

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Answer: 4

SubType
number-bonds
Total
12
KnownPart
8
MissingPart
4
Difficulty
normal

19 = __ + 16

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Answer: 3

SubType
number-bonds
Total
19
KnownPart
16
MissingPart
3
Difficulty
normal

Complete the number bond: 25 = __ + 24

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Answer: 1

SubType
number-bonds
Total
25
KnownPart
24
MissingPart
1
Difficulty
normal

Complete the number bond: 48 = 22 + __

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Answer: 26

SubType
number-bonds
Total
48
KnownPart
22
MissingPart
26
Difficulty
normal

Complete the number bond: 21 = __ + 3

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Answer: 18

SubType
number-bonds
Total
21
KnownPart
3
MissingPart
18
Difficulty
normal

28 = __ + 22

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Answer: 6

SubType
number-bonds
Total
28
KnownPart
22
MissingPart
6
Difficulty
normal

28 = __ + 14

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Answer: 14

SubType
number-bonds
Total
28
KnownPart
14
MissingPart
14
Difficulty
normal

Number bond: 37 = 22 + ?

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Answer: 15

SubType
number-bonds
Total
37
KnownPart
22
MissingPart
15
Difficulty
normal