Question

There are 20,000 runners in the

Fort Worth Marathon. Each
runner runs a distance of 26
miles. What is the total distance
run by all of the runners
expressed in scientific notation

Answer 1

I think it’s 5.20 x 10^5 but I’m not sure

Answer 2

20,000 • 26 = 520,000 miles.

In scientific notation, 520,000 becomes

5.20 x 10^5