expert Set 42 Form Exercise

Number bond: 4 = 1 + ?

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Answer: 3

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

Number bond: 2 = ? + 1

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Answer: 1

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

2 = 1 + __

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Answer: 1

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

Complete the number bond: 3 = __ + 2

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Answer: 1

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

Number bond: 10 = 9 + ?

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Answer: 1

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

7 = 3 + __

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Answer: 4

SubType
number-bonds
Total
7
KnownPart
3
MissingPart
4
Difficulty
expert

Complete the number bond: 10 = __ + 9

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Answer: 1

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

Complete the number bond: 10 = 7 + __

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Answer: 3

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