You can get this answer bye dividing the two numbers
9.125×10^2÷9.125×10^-3
Cancel the 9.125 to 9.125 and u will remind with 10^2÷10^-3
Exponent divided by exponent.
2-(-3)=5
10^5=100,000
9.125×10^-3 is 100,000 times less than 9.125×10^2
I think it will help