medium Set 63 Form Exercise

18 = __ + 1

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Answer: 17

SubType
number-bonds
Total
18
KnownPart
1
MissingPart
17
Difficulty
normal

Number bond: 2 = 1 + ?

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Answer: 1

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

Complete the number bond: 11 = 7 + __

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Answer: 4

SubType
number-bonds
Total
11
KnownPart
7
MissingPart
4
Difficulty
normal

Number bond: 7 = ? + 4

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Answer: 3

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

17 = 12 + __

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Answer: 5

SubType
number-bonds
Total
17
KnownPart
12
MissingPart
5
Difficulty
normal

Number bond: 6 = ? + 4

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Answer: 2

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

6 = __ + 4

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Answer: 2

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

3 = 2 + __

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Answer: 1

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