The same for Numbers, Take one step at a time, write down ( left to Right) the Exponents perform the subtraction
then take in account the sign. Exponent notation is shortHand: 2^5/2^3=2^2 or 4. 2^5 is short for 2x2x2x2x2.
( 2x2x2x2x2)-(2x2x2)=2x2 or 4. This is called the Law of Exponents.