medium Set 65 Form Exercise

Complete the number bond: 20 = __ + 10

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Answer: 10

SubType
number-bonds
Total
20
KnownPart
10
MissingPart
10
Difficulty
normal

5 = __ + 3

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Answer: 2

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

Number bond: 17 = ? + 3

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Answer: 14

SubType
number-bonds
Total
17
KnownPart
3
MissingPart
14
Difficulty
normal

18 = 15 + __

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Answer: 3

SubType
number-bonds
Total
18
KnownPart
15
MissingPart
3
Difficulty
normal

17 = 5 + __

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Answer: 12

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

Complete the number bond: 15 = __ + 9

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Answer: 6

SubType
number-bonds
Total
15
KnownPart
9
MissingPart
6
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: 5 = __ + 1

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Answer: 4

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