Subtraction Sleuths: Solve the Missing Number Mysteries

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

• 4

• 10

• 6

• 8

Tom has 20 marbles. He loses some marbles and now has 12 left. How many marbles did he lose?

• 5

• 8

• 6

• 10

A baker made 30 cookies. He sold some and now has 18 cookies left. How many cookies did he sell?

• 15

• 12

• 20

• 10

In a garden, there are 40 flowers. If 15 flowers bloom, how many flowers are still not bloomed?

• 25

• 10

• 20

• 30

A toy store had 50 toys. If 22 toys were sold, how many toys are left in the store?

• 28

• 35

• 22

• 30

Jake has 45 stickers. He gives some to his sister and now has 30 stickers left. How many stickers did he give to his sister?

• 20

• 25

• 10

• 15

Emma collected 60 seashells. She gave away some to her friends and now has 35 left. How many seashells did she give away?

• 15

• 30

• 25

• 40

A library had 100 books. If 25 books were checked out, how many books are still in the library?

• 100

• 50

• 75

• 25

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

• 55

• 60

• 70

• 45