medium Set 49 Form Exercise

Complete the number bond: 10 = 9 + __

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Answer: 1

SubType
number-bonds
Total
10
KnownPart
9
MissingPart
1
Difficulty
normal

23 = __ + 6

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Answer: 17

SubType
number-bonds
Total
23
KnownPart
6
MissingPart
17
Difficulty
normal

28 = __ + 14

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Answer: 14

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

39 = __ + 32

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Answer: 7

SubType
number-bonds
Total
39
KnownPart
32
MissingPart
7
Difficulty
normal

Complete the number bond: 45 = __ + 20

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Answer: 25

SubType
number-bonds
Total
45
KnownPart
20
MissingPart
25
Difficulty
normal

44 = 29 + __

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Answer: 15

SubType
number-bonds
Total
44
KnownPart
29
MissingPart
15
Difficulty
normal

Number bond: 37 = 11 + ?

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Answer: 26

SubType
number-bonds
Total
37
KnownPart
11
MissingPart
26
Difficulty
normal

23 = 11 + __

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Answer: 12

SubType
number-bonds
Total
23
KnownPart
11
MissingPart
12
Difficulty
normal