Exploring Rational Numbers: Real-Life Math Challenges

1. Sarah has 3.5 liters of juice. She drinks 1.2 liters. How much juice does she have left?

• 2.0 liters

• 2.3 liters

• 3.0 liters

• 1.5 liters

2. A baker made 2.75 kg of cookies. He sold 1.5 kg. How much does he have remaining?

• 1.25 kg

• 1.5 kg

• 2.0 kg

• 3.0 kg

3. Tom ran 4.2 kilometers in the morning and 3.5 kilometers in the evening. What is the total distance he ran?

• 5.7 kilometers

• 8.2 kilometers

• 6.5 kilometers

• 7.7 kilometers

4. A fish tank holds 15.5 liters of water. If 6.3 liters are removed, how much water is left in the tank?

• 8.5 liters

• 9.2 liters

• 10.3 liters

• 7.9 liters

5. Lisa read 2.4 books in January and 3.6 books in February. How many books did she read in total?

• 6.0

• 5.0

• 4.5

• 7.2

6. A car traveled 120.5 miles on Monday and 75.3 miles on Tuesday. What is the total distance traveled over the two days?

• 180.5 miles

• 195.8 miles

• 150.3 miles

• 200.1 miles

7. Mark has $50.75. He spends $18.25 on a game. How much money does he have left?

• $25.50

• $18.25

• $32.50

• $40.00

8. A gardener planted 5.5 meters of flowers and later removed 2.2 meters. How many meters of flowers are still planted?

• 2.2 meters

• 5.0 meters

• 3.3 meters

• 4.5 meters

9. Emma collected 4.8 pounds of apples and 3.2 pounds of oranges. How many pounds of fruit does she have altogether?

• 7.5 pounds

• 9.0 pounds

• 6.0 pounds

• 8.0 pounds

10. A library had 200.5 books. After donating 45.5 books, how many books are left in the library?

• 145.0

• 200.0

• 160.5

• 155.0