expert Set 39 Form Exercise

Number bond: 8 = ? + 2

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Answer: 6

SubType
number-bonds
Total
8
KnownPart
2
MissingPart
6
Difficulty
expert

Number bond: 4 = ? + 3

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Answer: 1

SubType
number-bonds
Total
4
KnownPart
3
MissingPart
1
Difficulty
expert

Number bond: 10 = ? + 1

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Answer: 9

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

Number bond: 6 = ? + 1

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Answer: 5

SubType
number-bonds
Total
6
KnownPart
1
MissingPart
5
Difficulty
expert

Complete the number bond: 8 = 2 + __

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Answer: 6

SubType
number-bonds
Total
8
KnownPart
2
MissingPart
6
Difficulty
expert

Number bond: 9 = ? + 5

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Answer: 4

SubType
number-bonds
Total
9
KnownPart
5
MissingPart
4
Difficulty
expert

Complete the number bond: 6 = __ + 2

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Answer: 4

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

9 = __ + 1

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Answer: 8

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