Positive exponents are easy. How many times you multiply the number by itself. 5^2 = 5 * 5 = 25. 5^3 = 5 * 5 * 5= 125. Negative exponents are a little trickier. The easiest way is to turn the negative symbol into 1/. 5^-2= 1/5^2 = 1/25. So 5^-3 is 1/5^3 or 1/125.
Latest Answers