Estimating Products and Converting Fractions in Decimals

1. Sarah bought 3.5 meters of fabric for $2.75 per meter. How much did she spend in total? Estimate the product first.

• $8.00

• $7.50

• $9.63

• $10.25

2. A recipe calls for 0.25 liters of milk. If you want to make 4 batches, how many liters of milk do you need? Convert the fraction to a decimal first.

• 2.0 liters

• 0.5 liters

• 0.75 liters

• 1.0 liters

3. A car travels 2.4 miles per gallon of gas. If it has 10 gallons of gas, how far can it travel? Estimate the product before calculating.

• 15 miles

• 24 miles

• 20 miles

• 30 miles

4. A box of chocolates costs $4.50. If you buy 3 boxes, how much will it cost? Estimate the total cost first.

• $12.00

• $15.00

• $10.50

• $13.50

5. A gardener plants 0.6 acres of flowers. If each acre costs $1,200 to maintain, how much will it cost to maintain the flowers?

• $1,800

• $720

• $360

• $1,200

6. A bottle holds 1.5 liters of juice. If you pour out 0.75 liters, how much juice is left in the bottle? Convert the fraction to a decimal first.

• 0.75 liters

• 1.25 liters

• 1.0 liters

• 0.5 liters

7. A school has 0.8 of a mile of track. If they want to build 5 tracks of the same length, how long will all the tracks be?

• 3 miles

• 5 miles

• 4 miles

• 2 miles

8. A pack of gum costs $1.25. If you buy 4 packs, how much do you spend? Estimate the total cost first.

• $3.50

• $6.25

• $4.00

• $5.00

9. A recipe requires 0.5 cups of sugar. If you want to make 3 times the recipe, how many cups of sugar do you need?

• 2 cups

• 0.75 cups

• 1 cup

• 1.5 cups

10. A store sells 0.2 kg of apples for $3. If you buy 10 kg, how much will you pay? Estimate the product before calculating.

• $75

• $30

• $150

• $100