Question

How many times greater is 17*10^8 than 4*10^8

Answer 1

17*10^8 is 1,300,000,000 greater than 4*10^8

Answer 2

The answer for 17x10^8 is 1,700,000,000 and the answer for 4x10^8 is 400,000,000

subtract them.

Hope that helps you out!