starter Set 4 Form Exercise

[?] = 7

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Answer: 7

Lhs
  • ?
Rhs
7

[5 + ?] = 13

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Answer: 8

Lhs
  • 5
  • ?
Rhs
13

[2 + 2 + ?] = 19

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Answer: 15

Lhs
  • 2
  • 2
  • ?
Rhs
19

[2 + 2 + ?] = 21

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Answer: 17

Lhs
  • 2
  • 2
  • ?
Rhs
21

[3 + ?] = 14

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Answer: 11

Lhs
  • 3
  • ?
Rhs
14

[4 + ?] = 12

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Answer: 8

Lhs
  • 4
  • ?
Rhs
12

[7 + 1 + ?] = 21

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Answer: 13

Lhs
  • 7
  • 1
  • ?
Rhs
21

[10 + ?] = 22

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Answer: 12

Lhs
  • 10
  • ?
Rhs
22

[7 + ?] = 21

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Answer: 14

Lhs
  • 7
  • ?
Rhs
21

[2 + 1 + ?] = 9

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Answer: 6

Lhs
  • 2
  • 1
  • ?
Rhs
9

[8 + ?] = 18

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Answer: 10

Lhs
  • 8
  • ?
Rhs
18

[2 + 3 + ?] = 11

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Answer: 6

Lhs
  • 2
  • 3
  • ?
Rhs
11

[?] = 11

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Answer: 11

Lhs
  • ?
Rhs
11

[?] = 15

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Answer: 15

Lhs
  • ?
Rhs
15

[?] = 15

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Answer: 15

Lhs
  • ?
Rhs
15

[3 + 4 + ?] = 23

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Answer: 16

Lhs
  • 3
  • 4
  • ?
Rhs
23

[1 + 5 + ?] = 22

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Answer: 16

Lhs
  • 1
  • 5
  • ?
Rhs
22

[4 + ?] = 12

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Answer: 8

Lhs
  • 4
  • ?
Rhs
12

[4 + 2 + ?] = 13

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Answer: 7

Lhs
  • 4
  • 2
  • ?
Rhs
13

[?] = 17

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Answer: 17

Lhs
  • ?
Rhs
17