A machinist uses a special tool to measure the diameter of a small pipe. The measurement tool reads 0.276 inch. What is this measure rounded to the nearest tenth?

Nancy biked 2.65 miles in the morning and 3.19 miles in the afternoon. What total distance did she bike?

Keisha walked 0.65 hour in the morning and 0.31 hour in the evening. How many hours did she walk altogether?

Tim cut a 2.3-foot length of pipe from a pipe that was 4.1 feet long. How long is the remaining piece of pipe?

Use rounding to estimate

  2.81
+3.72

Madison is training for a marathon, which is 26.2 miles. She currently can run 18.5 miles in a day. About how many more miles in a day does she have to add to run the length of a marathon?

 Estimate.Then find the difference.

4.23
-2.51

Devon had a length of rope that was 4.78 meters long. He cut a 1.45-meter length from it. How much rope does he have left?

Write the first four terms of the sequence.

Rule: start at 17.3 add 0.9

Zack bought a coat for $69.78. He paid with a $100 bill and received $26.73 in change. How much was the sales tax?