medium Set 15 Form Exercise

Complete the number bond: 18 = __ + 4

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Answer: 14

SubType
number-bonds
Total
18
KnownPart
4
MissingPart
14
Difficulty
normal

Complete the number bond: 8 = __ + 5

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Answer: 3

SubType
number-bonds
Total
8
KnownPart
5
MissingPart
3
Difficulty
normal

Complete the number bond: 10 = 1 + __

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Answer: 9

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

Number bond: 5 = ? + 1

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Answer: 4

SubType
number-bonds
Total
5
KnownPart
1
MissingPart
4
Difficulty
normal

Number bond: 17 = ? + 1

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Answer: 16

SubType
number-bonds
Total
17
KnownPart
1
MissingPart
16
Difficulty
normal

Complete the number bond: 14 = __ + 5

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Answer: 9

SubType
number-bonds
Total
14
KnownPart
5
MissingPart
9
Difficulty
normal

Number bond: 9 = ? + 1

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Answer: 8

SubType
number-bonds
Total
9
KnownPart
1
MissingPart
8
Difficulty
normal

18 = __ + 2

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Answer: 16

SubType
number-bonds
Total
18
KnownPart
2
MissingPart
16
Difficulty
normal