medium Set 6 Form Exercise

[?] = 20

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Answer: 20

Lhs
  • ?
Rhs
20

[8 + ?] = 16

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Answer: 8

Lhs
  • 8
  • ?
Rhs
16

[2 + 2 + ?] = 10

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Answer: 6

Lhs
  • 2
  • 2
  • ?
Rhs
10

[5 + 4 + ?] = 16

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Answer: 7

Lhs
  • 5
  • 4
  • ?
Rhs
16

[4 + 3 + ?] = 16

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Answer: 9

Lhs
  • 4
  • 3
  • ?
Rhs
16

[9 + ?] = 23

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Answer: 14

Lhs
  • 9
  • ?
Rhs
23

[?] = 20

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Answer: 20

Lhs
  • ?
Rhs
20

[1 + 2 + ?] = 15

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Answer: 12

Lhs
  • 1
  • 2
  • ?
Rhs
15

[?] = 9

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Answer: 9

Lhs
  • ?
Rhs
9

[5 + ?] = 15

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Answer: 10

Lhs
  • 5
  • ?
Rhs
15

[2 + 3 + ?] = 15

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Answer: 10

Lhs
  • 2
  • 3
  • ?
Rhs
15

[2 + 4 + ?] = 16

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Answer: 10

Lhs
  • 2
  • 4
  • ?
Rhs
16

[3 + ?] = 15

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Answer: 12

Lhs
  • 3
  • ?
Rhs
15

[5 + ?] = 13

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Answer: 8

Lhs
  • 5
  • ?
Rhs
13

[3 + 1 + ?] = 17

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Answer: 13

Lhs
  • 3
  • 1
  • ?
Rhs
17

[?] = 22

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Answer: 22

Lhs
  • ?
Rhs
22

[1 + ?] = 9

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Answer: 8

Lhs
  • 1
  • ?
Rhs
9

[?] = 18

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Answer: 18

Lhs
  • ?
Rhs
18

[1 + 3 + ?] = 10

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Answer: 6

Lhs
  • 1
  • 3
  • ?
Rhs
10

[4 + 1 + ?] = 13

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Answer: 8

Lhs
  • 4
  • 1
  • ?
Rhs
13