hard Set 3 Form Exercise

[1 + ?] = 7

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Answer: 6

Lhs
  • 1
  • ?
Rhs
7

[?] = 21

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Answer: 21

Lhs
  • ?
Rhs
21

[?] = 7

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Answer: 7

Lhs
  • ?
Rhs
7

[?] = 33

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Answer: 33

Lhs
  • ?
Rhs
33

[4 + ?] = 16

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Answer: 12

Lhs
  • 4
  • ?
Rhs
16

[?] = 24

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Answer: 24

Lhs
  • ?
Rhs
24

[6 + 3 + ?] = 25

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Answer: 16

Lhs
  • 6
  • 3
  • ?
Rhs
25

[1 + 5 + ?] = 17

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Answer: 11

Lhs
  • 1
  • 5
  • ?
Rhs
17

[1 + 1 + ?] = 8

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Answer: 6

Lhs
  • 1
  • 1
  • ?
Rhs
8

[?] = 27

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Answer: 27

Lhs
  • ?
Rhs
27

[?] = 9

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Answer: 9

Lhs
  • ?
Rhs
9

[2 + ?] = 12

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Answer: 10

Lhs
  • 2
  • ?
Rhs
12

[?] = 29

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Answer: 29

Lhs
  • ?
Rhs
29

[1 + 2 + ?] = 8

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Answer: 5

Lhs
  • 1
  • 2
  • ?
Rhs
8

[1 + 1 + ?] = 5

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Answer: 3

Lhs
  • 1
  • 1
  • ?
Rhs
5

[5 + ?] = 17

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Answer: 12

Lhs
  • 5
  • ?
Rhs
17

[?] = 5

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Answer: 5

Lhs
  • ?
Rhs
5

[2 + 2 + ?] = 7

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Answer: 3

Lhs
  • 2
  • 2
  • ?
Rhs
7

[?] = 8

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Answer: 8

Lhs
  • ?
Rhs
8

[4 + ?] = 25

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Answer: 21

Lhs
  • 4
  • ?
Rhs
25