MathsHow to Calculate Percentage – Method, Explanation with Examples

How to Calculate Percentage – Method, Explanation with Examples

How to Find Percentage: The Method

To find a percentage, divide the number by the total and multiply by 100.

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    For example, if you want to find the percentage of people who are taller than 6 feet, divide the number of people who are taller than 6 feet by the total number of people and multiply by 100.

    In this example, there are 9 people who are taller than 6 feet.

    9 ÷ 20 × 100 = 45%

    How to Calculate Percentage - Method, Explanation with Examples

    Percentage Explanation with Examples

    • Percentage is a type of ratio that compares two numbers by indicating what part one number is of the other. It is written using the percent symbol (%), and it is always expressed as a number between 0 and 100. For example, 33% means that 33 is the part of 100.
    • To find a percentage, divide the number of interest by the total number and multiply by 100.
    • For example, if you want to find the percentage of males in a class of 30 students, divide the number of males (15) by the total number of students (30) and multiply by 100. This gives you a percentage of 50%. In other words, 50% of the students in the class are male.
    • Here are some other examples:
    • – If you want to find the percentage of people who voted for a particular candidate, divide the number of people who voted for that candidate by the total number of people who voted and multiply by 100.
    • – If you want to find the percentage of people who are taller than 6 feet, divide the number of people who are taller than 6 feet by the total number of people and multiply by 100.

    Formula of Percentage

    Percentage is a mathematical formula used to calculate the relative value of one quantity against another. To calculate a percentage, divide the number of units represented by the first quantity by the total number of units represented by both quantities. Then multiply that number by 100 to get the percentage.

    1. How to Find the Percentage of a Number

    To find the percentage of a number, divide the number by 100 and multiply by the percentage you want to find.

    For example, to find the percentage of 25, divide 25 by 100 and multiply by 100, which equals 25%.

    a. Percentage Increase

    A percentage increase is the amount of increase in a quantity as a percentage of the original quantity. It is calculated by dividing the increase by the original quantity and multiplying by 100.

    For example, if the original quantity is 10 and the increase is 2, the percentage increase is 20%.

    b. Percentage Decrease

    The percentage decrease is found by dividing the decrease by the original value and multiplying by 100.

    For example, if a value decreases from 10 to 5, the percentage decrease is 50%.

    3. How To Calculate Percentage Discount?

    To calculate percentage discount, divide the discount amount by the original price and multiply by 100.

    4. How to Find Percentage of Marks?

    To find the percentage of marks, divide the total marks by the maximum marks and multiply by 100.

    5. How To Calculate Percentage With Calculator

    To calculate a percentage with a calculator, divide the number you want to calculate the percentage of by the total number. Then multiply that number by 100 to get the percentage.

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