medium Set 18 Form Exercise

Number bond: 17 = 16 + ?

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Answer: 1

SubType
number-bonds
Total
17
KnownPart
16
MissingPart
1
Difficulty
normal

Complete the number bond: 14 = __ + 4

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Answer: 10

SubType
number-bonds
Total
14
KnownPart
4
MissingPart
10
Difficulty
normal

20 = __ + 14

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Answer: 6

SubType
number-bonds
Total
20
KnownPart
14
MissingPart
6
Difficulty
normal

Number bond: 8 = 6 + ?

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Answer: 2

SubType
number-bonds
Total
8
KnownPart
6
MissingPart
2
Difficulty
normal

20 = 4 + __

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Answer: 16

SubType
number-bonds
Total
20
KnownPart
4
MissingPart
16
Difficulty
normal

14 = __ + 12

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Answer: 2

SubType
number-bonds
Total
14
KnownPart
12
MissingPart
2
Difficulty
normal

Number bond: 13 = 8 + ?

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Answer: 5

SubType
number-bonds
Total
13
KnownPart
8
MissingPart
5
Difficulty
normal

Number bond: 6 = 1 + ?

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Answer: 5

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