medium Set 52 Form Exercise

Complete the number bond: 20 = 18 + __

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Answer: 2

SubType
number-bonds
Total
20
KnownPart
18
MissingPart
2
Difficulty
normal

12 = 5 + __

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Answer: 7

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

4 = __ + 3

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Answer: 1

SubType
number-bonds
Total
4
KnownPart
3
MissingPart
1
Difficulty
normal

Complete the number bond: 6 = 1 + __

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Answer: 5

SubType
number-bonds
Total
6
KnownPart
1
MissingPart
5
Difficulty
normal

Complete the number bond: 6 = __ + 3

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Answer: 3

SubType
number-bonds
Total
6
KnownPart
3
MissingPart
3
Difficulty
normal

Number bond: 11 = 3 + ?

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Answer: 8

SubType
number-bonds
Total
11
KnownPart
3
MissingPart
8
Difficulty
normal

Complete the number bond: 14 = 7 + __

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Answer: 7

SubType
number-bonds
Total
14
KnownPart
7
MissingPart
7
Difficulty
normal

12 = 2 + __

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Answer: 10

SubType
number-bonds
Total
12
KnownPart
2
MissingPart
10
Difficulty
normal