Question

Aaron and Noah wanted to have a contest to see which of their paper airplanes could fly the longest distance.Aaron's plane flew one meter. Noah's plane only flew seventy-nine centimeters. How much further did Aaron'splane fly in cm?

Answer 1

21 cm

Step-by-step explanation:

Aaron's plane flew 1 meter but 1 m = 100 cm. It means that Aaron's plane flew 100 cm

We also know that Noah's plane flew 79 cm, so the difference between the distances is

100 cm - 79 cm = 21 cm

It means that Aaron's plane flew 21 cm more