How to calculate a percentage? – Price with Discount / Total Cost * 100

In the context of subject Mathematics, the term percentage is a number or ratio that indicates a portion of 100. In general, it’s denoted by the signs of ‘%’ or ‘per’ or ‘percent’. It is very significant due to describing the conditions having large numbers, average and acute little numbers as well, for example, probabilities for winning the lottery, concerning the final grade of the whole year course program and volumetric proportion nitro-oxygen in the air, expressing by PPM (parts per million).  Read More