medium Set 93 Form Exercise

Number bond: 20 = 5 + ?

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Answer: 15

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

13 = 10 + __

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Answer: 3

SubType
number-bonds
Total
13
KnownPart
10
MissingPart
3
Difficulty
normal

6 = __ + 5

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Answer: 1

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

16 = __ + 3

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Answer: 13

SubType
number-bonds
Total
16
KnownPart
3
MissingPart
13
Difficulty
normal

Number bond: 9 = 6 + ?

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Answer: 3

SubType
number-bonds
Total
9
KnownPart
6
MissingPart
3
Difficulty
normal

18 = 13 + __

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Answer: 5

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

Complete the number bond: 6 = 2 + __

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Answer: 4

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

20 = __ + 18

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Answer: 2

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