The Lesson
A percentage of a number lets us find part of a number. Imagine 60% (60 percent) of a class of 25 students love mathematics. 15 students (60% of 25) love mathematics.How to Find the Percentage of a Number
To find the percentage of a number you have to divide the percentage by 100 then multiply the answer by the number:A Real Example of How to Find the Percentage of a Number
Question
What is 60% of 25?Step-by-Step:
1
Write a percentage of a number as a percentage/100 × number, like the formula above.
In our example, the number is 25 and the fraction is 60.
2
Divide the percentage (60) by 100.
60 ÷ 100 = 0.6
3
Multiply the answer (0.6) by the number (25).
0.6 × 25 = 15
Answer:
60% of 25 is 15.What Is a Percentage?
A percentage expresses a part of a whole number as parts out of 100. "Per cent" means "per 100" or "out of 100". A percentage is shown by the symbol %.Why Does the Formula Work?
Finding the percentage of a number uses the formula below:In the example on this page, 60% of 25 has been expressed as the formula below:
60% has been written as a fraction (60/100). (Percentages and fractions are both ways of expressing a part of a whole). converting percentages to fractions Then part of the number is found by multiplying the fraction (60/100) with the number (25). finding the fraction of a number