expert Set 10 Form Exercise

[2 + 1 + ?] = 18

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Answer: 15

Lhs
  • 2
  • 1
  • ?
Rhs
18

[?] = 8

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Answer: 8

Lhs
  • ?
Rhs
8

[?] = 6

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Answer: 6

Lhs
  • ?
Rhs
6

[?] = 18

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Answer: 18

Lhs
  • ?
Rhs
18

[1 + 1 + ?] = 5

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Answer: 3

Lhs
  • 1
  • 1
  • ?
Rhs
5

[1 + ?] = 15

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Answer: 14

Lhs
  • 1
  • ?
Rhs
15

[1 + 1 + ?] = 4

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Answer: 2

Lhs
  • 1
  • 1
  • ?
Rhs
4

[?] = 15

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Answer: 15

Lhs
  • ?
Rhs
15

[?] = 22

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Answer: 22

Lhs
  • ?
Rhs
22

[?] = 21

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Answer: 21

Lhs
  • ?
Rhs
21

[2 + ?] = 8

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Answer: 6

Lhs
  • 2
  • ?
Rhs
8

[?] = 16

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Answer: 16

Lhs
  • ?
Rhs
16

[4 + 3 + ?] = 13

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Answer: 6

Lhs
  • 4
  • 3
  • ?
Rhs
13

[1 + 1 + ?] = 12

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Answer: 10

Lhs
  • 1
  • 1
  • ?
Rhs
12

[3 + ?] = 18

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Answer: 15

Lhs
  • 3
  • ?
Rhs
18

[?] = 10

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Answer: 10

Lhs
  • ?
Rhs
10

[?] = 11

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Answer: 11

Lhs
  • ?
Rhs
11

[1 + ?] = 10

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Answer: 9

Lhs
  • 1
  • ?
Rhs
10

[4 + ?] = 8

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Answer: 4

Lhs
  • 4
  • ?
Rhs
8

[6 + ?] = 22

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Answer: 16

Lhs
  • 6
  • ?
Rhs
22