One-Step Equations: Find the Missing Number!

A number increased by 5 equals 12. What is the number?

• 6

• 10

• 8

• 7

Three times a number is 21. What is the number?

• 5

• 9

• 7

• 3

If you subtract 4 from a number, you get 10. What is the number?

• 6

• 18

• 10

• 14

A number divided by 2 equals 8. What is the number?

• 12

• 10

• 16

• 14

The sum of a number and 7 is 15. What is the number?

• 8

• 12

• 10

• 6

If you add 9 to a number, the result is 20. What is the number?

• 10

• 12

• 11

• 15

A number decreased by 3 equals 5. What is the number?

• 4

• 10

• 6

• 8

Twice a number is equal to 16. What is the number?

• 10

• 8

• 12

• 4

A number plus 6 equals 14. What is the number?

• 8

• 12

• 10

• 6

If you take away 5 from a number, you get 3. What is the number?

• 6

• 4

• 8

• 10