expert Set 9 Form Exercise

[6 + ?] = 14

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Answer: 8

Lhs
  • 6
  • ?
Rhs
14

[?] = 21

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Answer: 21

Lhs
  • ?
Rhs
21

[1 + ?] = 10

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Answer: 9

Lhs
  • 1
  • ?
Rhs
10

[?] = 8

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Answer: 8

Lhs
  • ?
Rhs
8

[?] = 5

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Answer: 5

Lhs
  • ?
Rhs
5

[1 + ?] = 7

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Answer: 6

Lhs
  • 1
  • ?
Rhs
7

[4 + ?] = 9

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Answer: 5

Lhs
  • 4
  • ?
Rhs
9

[3 + ?] = 11

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Answer: 8

Lhs
  • 3
  • ?
Rhs
11

[4 + 3 + ?] = 13

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Answer: 6

Lhs
  • 4
  • 3
  • ?
Rhs
13

[2 + 2 + ?] = 11

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Answer: 7

Lhs
  • 2
  • 2
  • ?
Rhs
11

[2 + 1 + ?] = 8

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Answer: 5

Lhs
  • 2
  • 1
  • ?
Rhs
8

[2 + 5 + ?] = 18

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Answer: 11

Lhs
  • 2
  • 5
  • ?
Rhs
18

[1 + ?] = 4

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Answer: 3

Lhs
  • 1
  • ?
Rhs
4

[2 + 2 + ?] = 18

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Answer: 14

Lhs
  • 2
  • 2
  • ?
Rhs
18

[2 + ?] = 10

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Answer: 8

Lhs
  • 2
  • ?
Rhs
10

[2 + ?] = 14

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Answer: 12

Lhs
  • 2
  • ?
Rhs
14

[8 + ?] = 19

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Answer: 11

Lhs
  • 8
  • ?
Rhs
19

[?] = 13

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Answer: 13

Lhs
  • ?
Rhs
13

[?] = 19

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Answer: 19

Lhs
  • ?
Rhs
19

[?] = 20

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Answer: 20

Lhs
  • ?
Rhs
20