The easiest way to make 0.18 into a fraction is by using the number of decimal places. 0.18 goes to the hundredths place, so put 18 over 100. This equals . Then, to get the final answer simplify the fraction. Do this by finding the greatest common factor. In this case, that is 2. So, divide both the numerator and denominator by 2 to get the final answer, .
