# Worksheet: Rounding Decimals to the Nearest Whole Number

Q1:

Round to the nearest unit.

Q2:

In July, 1976, a Lockheed SR-71A set the record for jet speed at miles per hour. Round this speed to the nearest mile per hour.

Q3:

Q4:

The Gila monster and the chuckwalla are lizards that can be found in the United states. The largest Gila monsters are about 60 cm in length, the largest common chuckwallas are about 39 cm in length. Approximately how many times longer is a large Gila monster than a large common chuckwalla?

• A1.45 times longer
• B2.00 times longer
• C1.53 times longer
• D1.54 times longer
• E1.35 times longer

Q5:

Round to the nearest whole number.

Q6:

Round to the nearest whole number.

Q7:

It took Daniel 11 months to develop a mobile application. If he got paid \$24 979.71, find, on average, Daniel’s monthly payment rounded to the nearest dollar.

Q8:

In the United States, about 1.64 million people speak French as their primary language. Round this number to the nearest million.

Q9:

Elizabeth paid \$1 695 for carpeting her living room’s floor. If Elizabeth’s living room has an area of 464.7 square feet, determine, to the nearest cent, the unit cost of carpeting in dollars per square foot.

Q10:

Amelia and Elizabeth ran a marathon which was 26.2 miles. Amelia finished in 3.54 hours, while Elizabeth finished in 3.89 hours. How many miles per hour did each of them run? Round the answer to the nearest hundredth.

• AAmelia: 8.50 mph, and Elizabeth: 7.84 mph
• BAmelia: 74.01 mph, and Elizabeth: 67.35 mph
• CAmelia: 7.90 mph, and Elizabeth: 7.24 mph
• DAmelia: 7.40 mph, and Elizabeth: 6.74 mph
• EAmelia: 0.74 mph, and Elizabeth: 0.67 mph