Solve One-Step Equations and Check Your Answers!

Maria has 12 apples. She gives some apples to her friend and now has 8 apples left. How many apples did she give away?

• 2

• 6

• 10

• 4

A book costs $15. If you have $x, how much more money do you need to buy the book?

• x + 15

• x - 15

• 15 - x

• 15 + x

Tom has 20 marbles. He loses some marbles and now has 15 left. How many marbles did he lose?

• 3

• 10

• 7

• 5

A box contains 30 chocolates. If you eat x chocolates, there are 25 left. How many chocolates did you eat?

• 15

• 3

• 10

• 5

Samantha has $50. She spends some money and now has $30 left. How much money did she spend?

• 10

• 25

• 15

• 20

A car travels 60 miles. If it has traveled x miles, how many more miles does it need to travel to reach its destination?

• 60 - (x + 10)

• 60 + 2x

• 60 - x

• x + 60

Liam has 45 stickers. He gives away x stickers and now has 30 left. How many stickers did he give away?

• 15

• 10

• 20

• 25

A pizza has 8 slices. If you eat x slices, how many slices are left?

• 8 - 8

• 8 + x

• x slices

• 8 - x

A classroom has 25 students. If 5 students leave, how many students are still in the classroom?

• 10

• 25

• 15

• 20