medium Set 20 Form Exercise

Complete the number bond: 3 = 2 + __

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Answer: 1

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

Number bond: 6 = ? + 4

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Answer: 2

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

8 = 6 + __

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Answer: 2

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

19 = __ + 1

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Answer: 18

SubType
number-bonds
Total
19
KnownPart
1
MissingPart
18
Difficulty
normal

15 = __ + 4

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Answer: 11

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

Number bond: 11 = 1 + ?

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Answer: 10

SubType
number-bonds
Total
11
KnownPart
1
MissingPart
10
Difficulty
normal

Complete the number bond: 14 = __ + 6

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Answer: 8

SubType
number-bonds
Total
14
KnownPart
6
MissingPart
8
Difficulty
normal

Number bond: 2 = ? + 1

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Answer: 1

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