Exploring Rational Numbers: Real-Life Math Challenges

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

• 3.0 liters

• 2.3 liters

• 1.5 liters

• 2.0 liters

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

• 1.0 kg

• 1.25 kg

• 3.0 kg

• 2.5 kg

Tom ran 4.2 kilometers in the morning and 3.8 kilometers in the evening. What is the total distance he ran?

• 7.5 kilometers

• 8.0 kilometers

• 6.0 kilometers

• 9.2 kilometers

Lily has 5.6 meters of ribbon. She uses 2.3 meters for a project. How much ribbon does she have remaining?

• 4.0 meters

• 2.3 meters

• 1.5 meters

• 3.3 meters

A fish tank holds 10.5 gallons of water. If 4.7 gallons are used for a water change, how much water is left in the tank?

• 4.0 gallons

• 3.5 gallons

• 5.8 gallons

• 6.7 gallons

James read 1.5 books in January and 2.3 books in February. How many books did he read in total?

• 4.1

• 3.8

• 3.0

• 2.5

A gardener planted 6.4 meters of flowers and later removed 2.1 meters. How many meters of flowers are still planted?

• 4.3 meters

• 3.5 meters

• 5.1 meters

• 6.0 meters

Samantha has 8.2 pounds of flour. She uses 3.6 pounds to bake bread. How much flour does she have left?

• 3.6 pounds

• 6.8 pounds

• 5.2 pounds

• 4.6 pounds

A library had 15.5 books. After donating 4.8 books, how many books are left in the library?

• 10.7

• 12.3

• 9.8

• 11.5

A car traveled 12.3 miles on Monday and 7.5 miles on Tuesday. What is the total distance traveled over the two days?

• 19.8 miles

• 15.0 miles

• 18.3 miles

• 20.5 miles