How to Do Percentages on Calculator: A Step-by-Step GuideCalculating percentages is an essential skill that everyone should know. Whether you are trying to figure out a tip at a restaurant or calculating the percentage increase in your salary, knowing how to do percentages on a calculator can save you time and prevent errors. Fortunately, it is a straightforward process that anyone can learn. To calculate a percentage on a calculator, you need to know two things: the numerator and the denomin...