Solving Real-Life One-Step Equations: Check Your Answers!

Sarah has 15 apples. She gives some apples to her friend and now has 10 apples left. How many apples did she give away? Write an equation to represent this situation and check your solution.

• 7

• 3

• 5

• 8

Tom has 25 marbles. He buys some more marbles and now has 30 marbles. How many marbles did he buy? Write an equation and verify your answer.

• 7

• 10

• 5

• 3

A book costs $12. If you have $20, how much money will you have left after buying the book? Write an equation and check your solution.

• $8

• $15

• $10

• $5

Lily had 40 stickers. She lost some stickers and now has 35 left. How many stickers did she lose? Write an equation and confirm your answer.

• 10

• 5

• 7

• 3

Jason has 50 toy cars. He donates some to a charity and now has 45 left. How many toy cars did he donate? Write an equation and check your solution.

• 5

• 3

• 7

• 10

Emma read 30 pages of her book. If she reads 10 more pages, how many pages will she have read in total? Write an equation and verify your answer.

• 20 pages

• 40 pages

• 50 pages

• 30 pages

A farmer has 60 chickens. He sells some and now has 55 left. How many chickens did he sell? Write an equation and check your solution.

• 5

• 3

• 10

• 7

Mia has 80 candies. She gives away some candies to her friends and now has 75 left. How many candies did she give away? Write an equation and confirm your answer.

• 3

• 10

• 7

• 5

A baker made 100 cookies. After selling some, he has 90 cookies left. How many cookies did he sell? Write an equation and check your solution.

• 5

• 10

• 20

• 15

Mark has $50. He spends some money and now has $30 left. How much money did he spend? Write an equation and verify your answer.

• 10

• 20

• 25

• 15