hard Set 61 Form Exercise

Number bond: 3 = 1 + ?

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Answer: 2

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

Number bond: 9 = ? + 7

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Answer: 2

SubType
number-bonds
Total
9
KnownPart
7
MissingPart
2
Difficulty
hard

Complete the number bond: 10 = __ + 3

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Answer: 7

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

2 = 1 + __

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Answer: 1

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

Complete the number bond: 2 = __ + 1

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Answer: 1

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

3 = __ + 2

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Answer: 1

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

5 = __ + 3

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Answer: 2

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

Number bond: 8 = ? + 6

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Answer: 2

SubType
number-bonds
Total
8
KnownPart
6
MissingPart
2
Difficulty
hard