Mastering Inequalities: Fun Math Challenges for 5th Graders

1. Sarah has 15 apples. She gives some to her friend and now has 8 apples left. How many apples did she give away? Write an inequality to represent this situation: 15 - x > 8.

• 7

• 5

• 12

• 10

2. A box can hold at least 20 toys. If there are currently 12 toys in the box, how many more toys can be added? Write an inequality: 12 + x < 20.

• 5

• 7

• 15

• 10

3. Tom read 25 pages of a book. He wants to read at least 40 pages by the end of the day. How many more pages does he need to read? Write an inequality: 25 + x ≥ 40.

• 20

• 30

• 15

• 10

4. A baker made 50 cookies. After selling some, he has 30 cookies left. How many cookies did he sell? Write an inequality: 50 - x < 30.

• 10

• 15

• 25

• 20

5. Lisa has 40 stickers. She wants to have more than 50 stickers. If she buys x stickers, write an inequality to show how many she needs to buy: 40 + x > 50.

• 40 + x < 50

• 40 + x > 50

• 40 + x = 50

• 50 - x > 40

6. A school has 200 students. If 30 students leave for a field trip, how many students are left? Write an inequality to represent the situation: 200 - x ≥ 170.

• 170

• 160

• 180

• 200

7. A farmer has 100 pounds of apples. He sells some and has at least 60 pounds left. Write an inequality to show how many pounds he sold: 100 - x ≥ 60.

• x ≤ 40

• 100 - x > 60

• 100 - x ≥ 60

• 100 - x ≤ 60

8. Jenny has 45 marbles. She wants to have fewer than 30 marbles after giving some away. Write an inequality: 45 - x < 30.

• 45 - x > 30

• 45 - x < 30

• 45 + x < 30

• 45 - x = 30

9. A library has 150 books. If 20 books are checked out, how many books are still in the library? Write an inequality: 150 - x > 130.

• 120

• 140

• 100

• 130

10. Mark has 80 baseball cards. He wants to have at least 100 cards. How many more does he need to collect? Write an inequality: 80 + x ≥ 100.

• 25

• 15

• 30

• 20