hard Set 2 Form Exercise

[1 + 2 + ?] = 16

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Answer: 13

Lhs
  • 1
  • 2
  • ?
Rhs
16

[?] = 15

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Answer: 15

Lhs
  • ?
Rhs
15

[1 + ?] = 7

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Answer: 6

Lhs
  • 1
  • ?
Rhs
7

[2 + ?] = 22

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Answer: 20

Lhs
  • 2
  • ?
Rhs
22

[1 + 5 + ?] = 32

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Answer: 26

Lhs
  • 1
  • 5
  • ?
Rhs
32

[?] = 8

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Answer: 8

Lhs
  • ?
Rhs
8

[1 + ?] = 30

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Answer: 29

Lhs
  • 1
  • ?
Rhs
30

[3 + 3 + ?] = 11

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Answer: 5

Lhs
  • 3
  • 3
  • ?
Rhs
11

[1 + ?] = 26

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Answer: 25

Lhs
  • 1
  • ?
Rhs
26

[5 + ?] = 24

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Answer: 19

Lhs
  • 5
  • ?
Rhs
24

[10 + ?] = 31

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Answer: 21

Lhs
  • 10
  • ?
Rhs
31

[?] = 30

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Answer: 30

Lhs
  • ?
Rhs
30

[?] = 25

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Answer: 25

Lhs
  • ?
Rhs
25

[12 + ?] = 31

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Answer: 19

Lhs
  • 12
  • ?
Rhs
31

[2 + 1 + ?] = 8

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Answer: 5

Lhs
  • 2
  • 1
  • ?
Rhs
8

[?] = 18

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Answer: 18

Lhs
  • ?
Rhs
18

[?] = 22

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Answer: 22

Lhs
  • ?
Rhs
22

[7 + ?] = 27

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Answer: 20

Lhs
  • 7
  • ?
Rhs
27

[2 + 5 + ?] = 32

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Answer: 25

Lhs
  • 2
  • 5
  • ?
Rhs
32

[3 + ?] = 7

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Answer: 4

Lhs
  • 3
  • ?
Rhs
7