medium Set 58 Form Exercise

Complete the number bond: 15 = __ + 11

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Answer: 4

SubType
number-bonds
Total
15
KnownPart
11
MissingPart
4
Difficulty
normal

15 = 8 + __

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Answer: 7

SubType
number-bonds
Total
15
KnownPart
8
MissingPart
7
Difficulty
normal

Complete the number bond: 20 = __ + 5

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Answer: 15

SubType
number-bonds
Total
20
KnownPart
5
MissingPart
15
Difficulty
normal

Complete the number bond: 12 = 1 + __

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Answer: 11

SubType
number-bonds
Total
12
KnownPart
1
MissingPart
11
Difficulty
normal

Number bond: 8 = 7 + ?

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Answer: 1

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

Number bond: 2 = 1 + ?

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Answer: 1

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

14 = __ + 11

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Answer: 3

SubType
number-bonds
Total
14
KnownPart
11
MissingPart
3
Difficulty
normal

12 = __ + 3

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Answer: 9

SubType
number-bonds
Total
12
KnownPart
3
MissingPart
9
Difficulty
normal