One-Step Equations: Solve the Unknowns in Real Life!

Sarah has 15 apples. She gives some to her friend. Now she has 9 apples left. How many apples did she give away?

• 10

• 4

• 6

• 8

Tom has a collection of 20 toy cars. He buys 5 more. How many toy cars does he have now?

• 15

• 25

• 10

• 30

A book costs $12. If you have $20, how much money will you have left after buying the book?

• $8

• $15

• $10

• $5

Lily has 30 stickers. She loses some and now has 22 stickers. How many stickers did she lose?

• 6

• 10

• 12

• 8

A box contains 50 chocolates. If 18 chocolates are eaten, how many chocolates remain in the box?

• 32

• 28

• 40

• 22

Jake has 45 marbles. He gives away some marbles to his friend and now has 30 marbles left. How many marbles did he give away?

• 10

• 25

• 15

• 20

Emma read 25 pages of her book. If the book has 100 pages, how many pages does she have left to read?

• 75 pages

• 25 pages

• 100 pages

• 50 pages

A farmer has 60 chickens. He sells 15 of them. How many chickens does he have now?

• 60

• 30

• 45

• 50

There are 80 students in a school. If 25 students are absent, how many students are present?

• 60

• 70

• 45

• 55

A gardener planted 40 flowers. If 10 flowers died, how many flowers are still alive?

• 25

• 20

• 35

• 30