it giving time saturn was 9.1 times 10 to the eighth power miles from the Sun and Earth was 9.3 times 10 to the seven power miles from the Sun. by what distance is one planet close to the Sun than the other planet?
9.1 * 10^8 is the expression for Saturn. 9.3 * 10^7 is the expression for Earth. Can you figure it out from here?