medium Set 86 Form Exercise

Complete the number bond: 17 = __ + 6

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Answer: 11

SubType
number-bonds
Total
17
KnownPart
6
MissingPart
11
Difficulty
normal

15 = 6 + __

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Answer: 9

SubType
number-bonds
Total
15
KnownPart
6
MissingPart
9
Difficulty
normal

Complete the number bond: 5 = 3 + __

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Answer: 2

SubType
number-bonds
Total
5
KnownPart
3
MissingPart
2
Difficulty
normal

9 = 2 + __

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Answer: 7

SubType
number-bonds
Total
9
KnownPart
2
MissingPart
7
Difficulty
normal

Number bond: 13 = ? + 5

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Answer: 8

SubType
number-bonds
Total
13
KnownPart
5
MissingPart
8
Difficulty
normal

14 = 8 + __

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Answer: 6

SubType
number-bonds
Total
14
KnownPart
8
MissingPart
6
Difficulty
normal

15 = 3 + __

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Answer: 12

SubType
number-bonds
Total
15
KnownPart
3
MissingPart
12
Difficulty
normal

Number bond: 15 = ? + 11

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Answer: 4

SubType
number-bonds
Total
15
KnownPart
11
MissingPart
4
Difficulty
normal