= 9X100/45 = 100/5 = 20% Questions 3: 47% of the students in a class of 34 students has glasses or contacts. Find the percentage of Boys in the class? Question 1: There are 200 students in a class. In the last step, you just need to multiply the decimal with hundred to calculate the percentage.
If you wanted to turn the fraction into a decimal by dividing the top number with the bottom number. You can start by writing the number that you want to convert into a percentage over the whole value and you will be given final output in the end. For converting a percent to a fraction, you just have to divide it by hundred.Ĭalculating the percentage of a number is easy. Percent can also be written as either Fraction or decimal. This is the way of expressing a number as the part of a whole. The term percentage is an English that literally means per hundred. Here, we will learn what is the percentage, about basic percentage formulas, and why they are needed for students. Understanding percentage formula and its basic concept will help you in determining the cost of a product and many other things too. Why Need Percentage Formula for Students?.
How many students in the class have either glasses or contacts?
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