Question

How many times greater is 2.125*10^4 than 1.25*10^3

Answer 1

2.125*10^4  x 10^4 /  1.25 x 10^3

= (2.125 / 1.25) x 10^(4 - 3)

= 1.7 x 10^1

= 17

Answer

17 times greater