medium Set 83 Form Exercise

Complete the number bond: 18 = 6 + __

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Answer: 12

SubType
number-bonds
Total
18
KnownPart
6
MissingPart
12
Difficulty
normal

Complete the number bond: 16 = 11 + __

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Answer: 5

SubType
number-bonds
Total
16
KnownPart
11
MissingPart
5
Difficulty
normal

Complete the number bond: 15 = 4 + __

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Answer: 11

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

3 = __ + 1

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Answer: 2

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

Complete the number bond: 18 = __ + 11

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Answer: 7

SubType
number-bonds
Total
18
KnownPart
11
MissingPart
7
Difficulty
normal

18 = 13 + __

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Answer: 5

SubType
number-bonds
Total
18
KnownPart
13
MissingPart
5
Difficulty
normal

10 = 6 + __

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Answer: 4

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

Complete the number bond: 12 = 7 + __

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Answer: 5

SubType
number-bonds
Total
12
KnownPart
7
MissingPart
5
Difficulty
normal