How to Calculate Percentage
Percentage is a way of expressing a number as a fraction of 100. Percentages are commonly used in finance, education, business, statistics, discounts, and everyday calculations.
Basic Percentage Formula
The basic formula is:
Percentage = (Part ÷ Whole) × 100
Example
If you scored 45 marks out of 60, the percentage is:
(45 ÷ 60) × 100 = 75%
How to Calculate Percentage Increase
Percentage increase can be calculated using:
((New Value − Original Value) ÷ Original Value) × 100
How to Calculate Percentage Decrease
Percentage decrease uses the difference between the original and new values divided by the original value.
Use an Online Percentage Calculator
An online percentage calculator can quickly calculate percentages, percentage increases, decreases, and other common percentage problems.
Conclusion
Understanding percentage formulas helps with everyday calculations involving discounts, marks, prices, profits, growth, and statistics.