Estimating Decimal Differences and Comparisons for 4th Graders

Lily bought 2.5 meters of ribbon and used 1.3 meters for a project. How much ribbon does she have left? Estimate the difference.

• 1.0 meters

• 1.2 meters

• 1.5 meters

• 2.0 meters

Tom has $15.75 in his wallet. He wants to buy a toy that costs $9.99. How much money will he have left after the purchase? Estimate the difference.

• $7.99

• $5.76

• $6.75

• $4.76

A bottle holds 1.2 liters of juice. If Sarah pours out 0.5 liters, how much juice is left in the bottle? Estimate the amount remaining.

• 0.7 liters

• 1.2 liters

• 1.0 liters

• 0.5 liters

Jack ran 3.4 kilometers in the morning and 2.8 kilometers in the evening. How far did he run in total? Estimate the total distance.

• 6.2 kilometers

• 5.0 kilometers

• 4.2 kilometers

• 7.5 kilometers

Emma has 4.6 kilograms of flour. She uses 1.9 kilograms to bake cookies. How much flour does she have remaining? Estimate the difference.

• 2.0 kilograms

• 1.9 kilograms

• 2.7 kilograms

• 3.5 kilograms

A book costs $12.50 and a magazine costs $4.75. How much more does the book cost than the magazine? Compare the values and find the difference.

• $6.50

• $8.25

• $5.75

• $7.75

A car travels 15.6 miles on Monday and 22.4 miles on Tuesday. How many miles did the car travel in total? Estimate the total distance.

• 25 miles

• 30 miles

• 38 miles

• 40 miles

Sophie has $20.00. She buys a shirt for $14.25. How much money does she have left? Estimate the remaining amount.

• $4.75

• $5.75

• $7.50

• $6.25

A gardener planted 3.2 meters of flowers in one row and 2.5 meters in another row. How many meters of flowers did he plant in total? Estimate the total length.

• 4.5 meters

• 5.0 meters

• 5.7 meters

• 6.0 meters

A pizza costs $8.50 and a drink costs $1.75. How much do they cost together? Compare the total cost to $10.00 to see if you can afford both.

• $10.25

• $11.00

• $9.25

• $8.00