medium Set 57 Form Exercise

Number bond: 6 = ? + 2

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Answer: 4

SubType
number-bonds
Total
6
KnownPart
2
MissingPart
4
Difficulty
normal

Complete the number bond: 15 = 6 + __

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Answer: 9

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

Number bond: 9 = 2 + ?

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Answer: 7

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

4 = 2 + __

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Answer: 2

SubType
number-bonds
Total
4
KnownPart
2
MissingPart
2
Difficulty
normal

Number bond: 15 = ? + 12

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Answer: 3

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

Complete the number bond: 12 = 1 + __

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Answer: 11

SubType
number-bonds
Total
12
KnownPart
1
MissingPart
11
Difficulty
normal

Complete the number bond: 6 = 4 + __

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Answer: 2

SubType
number-bonds
Total
6
KnownPart
4
MissingPart
2
Difficulty
normal

3 = __ + 1

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Answer: 2

SubType
number-bonds
Total
3
KnownPart
1
MissingPart
2
Difficulty
normal