medium Set 84 Form Exercise

Number bond: 18 = ? + 15

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Answer: 3

SubType
number-bonds
Total
18
KnownPart
15
MissingPart
3
Difficulty
normal

Number bond: 17 = ? + 4

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Answer: 13

SubType
number-bonds
Total
17
KnownPart
4
MissingPart
13
Difficulty
normal

Complete the number bond: 19 = 14 + __

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Answer: 5

SubType
number-bonds
Total
19
KnownPart
14
MissingPart
5
Difficulty
normal

Number bond: 12 = 11 + ?

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Answer: 1

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

19 = __ + 6

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Answer: 13

SubType
number-bonds
Total
19
KnownPart
6
MissingPart
13
Difficulty
normal

Number bond: 12 = ? + 2

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Answer: 10

SubType
number-bonds
Total
12
KnownPart
2
MissingPart
10
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

Complete the number bond: 11 = 2 + __

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Answer: 9

SubType
number-bonds
Total
11
KnownPart
2
MissingPart
9
Difficulty
normal