Solving Real-Life One-Step Equations with Inverse Operations

Maria has 15 apples. She gives some apples to her friend and now has 9 apples left. How many apples did she give away?

• 8

• 10

• 6

• 4

A book costs $12. If you have $5, how much more money do you need to buy the book?

• $10

• $3

• $7

• $5

Tom has a collection of 20 baseball cards. He buys some more cards and now has 30 cards. How many cards did he buy?

• 25

• 5

• 10

• 15

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

• 32

• 22

• 28

• 40

Lily has $45. She spends some money on a toy and now has $30 left. How much did she spend on the toy?

• 15

• 25

• 20

• 10

A gardener planted 25 flowers. If he plants 10 more flowers, how many flowers will he have in total?

• 40

• 35

• 20

• 30

A car travels 60 miles in one hour. How far will it travel in 3 hours?

• 90 miles

• 240 miles

• 180 miles

• 120 miles

There are 40 students in a class. If 12 students are absent, how many students are present?

• 25

• 30

• 32

• 28

A baker made 100 cookies. If he sold 37 cookies, how many cookies does he have left?

• 80

• 63

• 50

• 75

A store had 80 shirts. After selling some shirts, there are 55 shirts left. How many shirts were sold?

• 20

• 30

• 25

• 15