starter Set 1 Form Exercise

[5 + 4 + ?] = 21

Show answer

Answer: 12

Lhs
  • 5
  • 4
  • ?
Rhs
21

[?] = 8

Show answer

Answer: 8

Lhs
  • ?
Rhs
8

[5 + ?] = 23

Show answer

Answer: 18

Lhs
  • 5
  • ?
Rhs
23

[3 + ?] = 6

Show answer

Answer: 3

Lhs
  • 3
  • ?
Rhs
6

[?] = 9

Show answer

Answer: 9

Lhs
  • ?
Rhs
9

[7 + 5 + ?] = 23

Show answer

Answer: 11

Lhs
  • 7
  • 5
  • ?
Rhs
23

[1 + ?] = 9

Show answer

Answer: 8

Lhs
  • 1
  • ?
Rhs
9

[2 + 3 + ?] = 16

Show answer

Answer: 11

Lhs
  • 2
  • 3
  • ?
Rhs
16

[4 + 1 + ?] = 19

Show answer

Answer: 14

Lhs
  • 4
  • 1
  • ?
Rhs
19

[2 + ?] = 4

Show answer

Answer: 2

Lhs
  • 2
  • ?
Rhs
4

[1 + ?] = 4

Show answer

Answer: 3

Lhs
  • 1
  • ?
Rhs
4

[2 + ?] = 14

Show answer

Answer: 12

Lhs
  • 2
  • ?
Rhs
14

[2 + ?] = 16

Show answer

Answer: 14

Lhs
  • 2
  • ?
Rhs
16

[?] = 17

Show answer

Answer: 17

Lhs
  • ?
Rhs
17

[5 + ?] = 11

Show answer

Answer: 6

Lhs
  • 5
  • ?
Rhs
11

[?] = 4

Show answer

Answer: 4

Lhs
  • ?
Rhs
4

[3 + ?] = 22

Show answer

Answer: 19

Lhs
  • 3
  • ?
Rhs
22

[3 + ?] = 7

Show answer

Answer: 4

Lhs
  • 3
  • ?
Rhs
7

[?] = 4

Show answer

Answer: 4

Lhs
  • ?
Rhs
4

[?] = 20

Show answer

Answer: 20

Lhs
  • ?
Rhs
20