expert Set 38 Form Exercise

2 = 1 + __

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Answer: 1

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

Number bond: 4 = 2 + ?

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Answer: 2

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

Number bond: 9 = ? + 1

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Answer: 8

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

Number bond: 2 = 1 + ?

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Answer: 1

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

Complete the number bond: 4 = __ + 1

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Answer: 3

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

Complete the number bond: 3 = __ + 1

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Answer: 2

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

Number bond: 10 = ? + 4

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Answer: 6

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

10 = __ + 6

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Answer: 4

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