Exploring Rational Numbers: Fractions, Decimals & Problems

A recipe calls for 2/3 cup of sugar. If you want to make 1.5 times the recipe, how much sugar do you need in cups? Convert your answer to a decimal.

• 1.5

• 1.0

• 0.5

• 2.0

A store is having a sale where you can buy 3 shirts for $45. If you want to buy 5 shirts, how much will you spend? Express your answer as a decimal.

• 90.0

• 100.0

• 75.0

• 60.0

Emma has 3/4 of a yard of fabric. She uses 1/2 of it to make a pillow. How much fabric does she have left in yards? Convert your answer to a decimal.

• 0.25

• 0.5

• 0.6

• 0.375

A car travels 120.5 miles on 4.5 gallons of gas. How many miles does the car travel per gallon? Round your answer to the nearest hundredth.

• 25.50

• 28.10

• 26.78

• 30.00

Liam bought 2.5 pounds of apples for $3.75. How much does he pay per pound? Convert your answer to a fraction and a decimal.

• $4.00 per pound

• $2.00 per pound

• $1.25 per pound

• 1.5 (or 3/2)

A baker made 2.5 dozen cookies. If he sells 1/5 of them, how many cookies does he have left? Express your answer as a decimal.

• 22.5

• 20.0

• 30.0

• 24.0

A tank can hold 15.5 gallons of water. If it is currently filled to 2/3 of its capacity, how many gallons of water are in the tank? Convert your answer to a decimal.

• 10.3333

• 14.0

• 12.75

• 8.5

Samantha read 1.25 books each week for 4 weeks. How many books did she read in total? Express your answer as a fraction and a decimal.

• 4 or 4.0

• 5 or 5.0

• 6 or 6.0

• 3.5 or 3.5

A gardener planted 3/8 of a garden with flowers and 1/4 with vegetables. What fraction of the garden is left? Convert your answer to a decimal.

• 0.25

• 0.5

• 0.625

• 0.375

A pizza is cut into 12 slices. If you eat 1/3 of the pizza, how many slices are left? Express your answer as a decimal.

• 4.0

• 8.0

• 10.0

• 6.0