hard Set 51 Form Exercise

9 = __ + 3

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Answer: 6

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

9 = 8 + __

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Answer: 1

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

Number bond: 5 = ? + 3

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Answer: 2

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

4 = 3 + __

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Answer: 1

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

2 = __ + 1

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Answer: 1

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

8 = 4 + __

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Answer: 4

SubType
number-bonds
Total
8
KnownPart
4
MissingPart
4
Difficulty
hard

Complete the number bond: 3 = __ + 1

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Answer: 2

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

Number bond: 9 = ? + 4

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Answer: 5

SubType
number-bonds
Total
9
KnownPart
4
MissingPart
5
Difficulty
hard