expert Set 66 Form Exercise

Number bond: 2 = ? + 1

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Answer: 1

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

5 = 1 + __

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Answer: 4

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

Number bond: 10 = ? + 7

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Answer: 3

SubType
number-bonds
Total
10
KnownPart
7
MissingPart
3
Difficulty
expert

Number bond: 6 = ? + 1

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Answer: 5

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

5 = 4 + __

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Answer: 1

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

10 = 4 + __

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Answer: 6

SubType
number-bonds
Total
10
KnownPart
4
MissingPart
6
Difficulty
expert

6 = __ + 5

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Answer: 1

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

7 = 1 + __

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Answer: 6

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