expert Set 13 Form Exercise

2 = __ + 1

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Answer: 1

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

Complete the number bond: 7 = __ + 3

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Answer: 4

SubType
number-bonds
Total
7
KnownPart
3
MissingPart
4
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: 9 = 8 + ?

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Answer: 1

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

9 = __ + 1

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Answer: 8

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

Number bond: 9 = ? + 6

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Answer: 3

SubType
number-bonds
Total
9
KnownPart
6
MissingPart
3
Difficulty
expert

Number bond: 4 = 1 + ?

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Answer: 3

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

4 = 3 + __

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Answer: 1

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