expert Set 35 Form Exercise

Number bond: 3 = ? + 1

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Answer: 2

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

Number bond: 9 = 8 + ?

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Answer: 1

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

Number bond: 5 = ? + 2

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Answer: 3

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

Number bond: 7 = ? + 2

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Answer: 5

SubType
number-bonds
Total
7
KnownPart
2
MissingPart
5
Difficulty
expert

Number bond: 6 = ? + 1

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Answer: 5

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

Number bond: 6 = ? + 5

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Answer: 1

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

Number bond: 10 = ? + 2

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Answer: 8

SubType
number-bonds
Total
10
KnownPart
2
MissingPart
8
Difficulty
expert

Number bond: 7 = ? + 1

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Answer: 6

SubType
number-bonds
Total
7
KnownPart
1
MissingPart
6
Difficulty
expert