medium Set 8 Form Exercise

[1 + ?] = 4

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Answer: 3

Lhs
  • 1
  • ?
Rhs
4

[1 + 2 + ?] = 6

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Answer: 3

Lhs
  • 1
  • 2
  • ?
Rhs
6

[?] = 23

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Answer: 23

Lhs
  • ?
Rhs
23

[4 + 2 + ?] = 13

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Answer: 7

Lhs
  • 4
  • 2
  • ?
Rhs
13

[?] = 23

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Answer: 23

Lhs
  • ?
Rhs
23

[1 + ?] = 13

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Answer: 12

Lhs
  • 1
  • ?
Rhs
13

[2 + 4 + ?] = 16

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Answer: 10

Lhs
  • 2
  • 4
  • ?
Rhs
16

[1 + ?] = 14

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Answer: 13

Lhs
  • 1
  • ?
Rhs
14

[?] = 23

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Answer: 23

Lhs
  • ?
Rhs
23

[?] = 6

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Answer: 6

Lhs
  • ?
Rhs
6

[?] = 15

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Answer: 15

Lhs
  • ?
Rhs
15

[?] = 16

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Answer: 16

Lhs
  • ?
Rhs
16

[3 + ?] = 9

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Answer: 6

Lhs
  • 3
  • ?
Rhs
9

[?] = 6

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Answer: 6

Lhs
  • ?
Rhs
6

[6 + 3 + ?] = 20

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Answer: 11

Lhs
  • 6
  • 3
  • ?
Rhs
20

[?] = 22

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Answer: 22

Lhs
  • ?
Rhs
22

[?] = 11

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Answer: 11

Lhs
  • ?
Rhs
11

[3 + 6 + ?] = 19

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Answer: 10

Lhs
  • 3
  • 6
  • ?
Rhs
19

[2 + 1 + ?] = 7

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Answer: 4

Lhs
  • 2
  • 1
  • ?
Rhs
7

[7 + ?] = 15

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Answer: 8

Lhs
  • 7
  • ?
Rhs
15