Decimals in Long Division: Reasonableness & Conversion Quiz

1. Sarah bought 3.5 meters of ribbon. She wants to cut it into pieces that are 0.7 meters long. How many pieces can she cut? Check your answer for reasonableness.

• 4

• 6

• 5

• 7

2. A baker made 2.4 kilograms of dough and used 0.6 kilograms for each loaf of bread. How many loaves can he make? Convert the fraction of dough used to a decimal to help with your calculations.

• 6

• 5

• 4

• 3

3. A car travels 150.5 miles on 5.5 gallons of gas. How many miles does the car travel per gallon? Check if your answer is reasonable by estimating.

• 27.36 miles per gallon

• 20 miles per gallon

• 30 miles per gallon

• 25 miles per gallon

4. Emma has 4.5 liters of juice. She wants to pour it into cups that hold 0.75 liters each. How many cups can she fill? Verify your answer by checking the total volume of juice used.

• 6

• 8

• 5

• 7

5. A farmer harvested 12.5 acres of corn and sold it for $250. If he sold the corn evenly across 5 days, how much did he earn each day? Convert the total earnings to a decimal to check your work.

• 25

• 50

• 75

• 100

6. A school has 3.6 kilograms of apples. If each student gets 0.4 kilograms, how many students can be served? Check your answer for reasonableness by estimating the number of students.

• 12

• 9

• 6

• 15

7. A recipe requires 2.5 cups of flour. If you want to make half the recipe, how much flour do you need? Convert the fraction to a decimal to help with your calculations.

• 1.5 cups

• 2.0 cups

• 1.25 cups

• 3.0 cups

8. A cyclist rides 45.6 miles in 2.4 hours. What is the average speed in miles per hour? Check if your answer is reasonable by estimating the total time taken.

• 19 miles per hour

• 25 miles per hour

• 22 miles per hour

• 15 miles per hour

9. A store sells 3.75 pounds of cheese for $15. How much does the cheese cost per pound? Convert the total cost to a decimal to check your calculations.

• 3.50

• 5.25

• 6.00

• 4.00

10. A gardener has 5.5 meters of fencing. If he wants to create a rectangular garden with a width of 1.1 meters, what will be the length? Check your answer for reasonableness by estimating the total fencing used.

• 3.3 meters

• 4.4 meters

• 2.2 meters

• 1.65 meters