Solve Unknowns: One-Step Equations Adventure Quiz

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

• 4

• 6

• 8

• 10

Tom has 20 marbles. He buys some more marbles and now has 25 marbles. How many marbles did he buy?

• 3

• 10

• 5

• 7

A box contains 12 chocolates. If 4 chocolates are eaten, how many chocolates are left in the box?

• 8

• 10

• 4

• 6

Lily has 30 stickers. She gives away some stickers to her classmates. Now she has 22 stickers left. How many stickers did she give away?

• 8

• 12

• 5

• 10

Jake has 50 toy cars. He donates some cars to a charity and now has 45 toy cars. How many toy cars did he donate?

• 7

• 3

• 10

• 5

Emma read 18 books this year. If she reads 5 more books, how many books will she have read in total?

• 20

• 15

• 23

• 25

A farmer has 40 chickens. If he sells 10 chickens, how many chickens does he have left?

• 35

• 25

• 30

• 20

There are 25 students in a class. If 5 students go home early, how many students are still in the class?

• 25

• 20

• 10

• 15

Mia has 60 candies. She shares some candies with her friends and now has 45 candies left. How many candies did she share?

• 15

• 25

• 20

• 10

A library has 100 books. If 15 books are checked out, how many books are left in the library?

• 85

• 90

• 75

• 100