Decimal Challenges: Adding and Subtracting in Math

Lily bought 3.5 meters of ribbon for a project. She used 1.2 meters for one project and 0.8 meters for another. How much ribbon does she have left?

• 0.5 meters

• 2.0 meters

• 1.0 meters

• 1.5 meters

A baker made 4.5 kg of dough. He used 1.75 kg for bread and 1.25 kg for pastries. How much dough is remaining?

• 2.0 kg

• 1.5 kg

• 3.0 kg

• 0.5 kg

Tom has 5.6 liters of juice. He poured 2.3 liters into a pitcher and then added 1.4 liters more. How much juice does he have now?

• 2.0 liters

• 4.3 liters

• 3.3 liters

• 1.9 liters

Sarah bought 2.5 kg of apples. She used 0.75 kg to make a pie and gave away 0.5 kg to a friend. How many kilograms of apples does she have left?

• 1.25 kg

• 0.75 kg

• 1.0 kg

• 2.0 kg

A gardener planted 3.2 meters of flowers in one row and 2.5 meters in another. If he wants to plant 1.5 more meters, how many meters will he have in total?

• 5.7 meters

• 7.2 meters

• 6.0 meters

• 8.5 meters

A toy store sold 6.4 toys on Monday and 3.2 toys on Tuesday. If they received a shipment of 10.5 toys, how many toys do they have now?

• 9.3

• 0.9

• 10.0

• 7.5

Emma bought 4.8 kg of flour. She used 2.3 kg for cookies and 1.5 kg for cake. How much flour is left?

• 3.0 kg

• 2.0 kg

• 1.0 kg

• 0.5 kg

A car travels 12.5 miles on a full tank. If it uses 0.5 gallons of gas per mile, how many gallons does it use for the trip?

• 7 gallons

• 8.5 gallons

• 6.25 gallons

• 5 gallons

A library has 15.6 books. If 3.4 books are checked out and 2.1 books are returned, how many books are in the library now?

• 13.0

• 14.3

• 16.5

• 12.2

A restaurant served 8.5 liters of soup. If they used 3.2 liters for lunch and 2.3 liters for dinner, how much soup is left?

• 1.2 liters

• 3.0 liters

• 4.0 liters

• 2.5 liters