medium Set 21 Form Exercise

10 = __ + 6

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Answer: 4

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

5 = 1 + __

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Answer: 4

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

Number bond: 8 = ? + 1

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Answer: 7

SubType
number-bonds
Total
8
KnownPart
1
MissingPart
7
Difficulty
medium

Number bond: 6 = ? + 4

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Answer: 2

SubType
number-bonds
Total
6
KnownPart
4
MissingPart
2
Difficulty
medium

Number bond: 9 = 3 + ?

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Answer: 6

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

8 = __ + 4

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Answer: 4

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

Number bond: 5 = ? + 1

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Answer: 4

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