medium Set 36 Form Exercise

Number bond: 19 = ? + 6

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Answer: 13

SubType
number-bonds
Total
19
KnownPart
6
MissingPart
13
Difficulty
normal

Number bond: 30 = ? + 5

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Answer: 25

SubType
number-bonds
Total
30
KnownPart
5
MissingPart
25
Difficulty
normal

Number bond: 23 = 16 + ?

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Answer: 7

SubType
number-bonds
Total
23
KnownPart
16
MissingPart
7
Difficulty
normal

Complete the number bond: 31 = 28 + __

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Answer: 3

SubType
number-bonds
Total
31
KnownPart
28
MissingPart
3
Difficulty
normal

41 = __ + 18

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Answer: 23

SubType
number-bonds
Total
41
KnownPart
18
MissingPart
23
Difficulty
normal

Number bond: 40 = 11 + ?

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Answer: 29

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

Number bond: 17 = 13 + ?

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Answer: 4

SubType
number-bonds
Total
17
KnownPart
13
MissingPart
4
Difficulty
normal

Number bond: 13 = ? + 9

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Answer: 4

SubType
number-bonds
Total
13
KnownPart
9
MissingPart
4
Difficulty
normal