If you are eager to know what is meant by Percentage and how to calculate the Percentage of a Number this is the right place. Learn how to find the Percentage of a Number in the later sections. Refer to the Solved Examples explained along with step-by-step solutions for a better idea of the concept.
How to find the Percentage of a Number?
Follow the simple and easy guidelines listed below for finding the Percentage of a Number. They are as such
Step 1: Obtain the given number.
Step 2: Multiply the number with the required percentage.
Consider the number to be n and the percentage be m. Then the percentage of a number is m% of n i.e. m/n*100
Solved Examples for finding the Percentage of a Number
1. Find 10% of $1500?
Therefore, 10% of $1500 is $150.
2. Find 12/2% of 120?
Given 12/2% of 120
Therefore, 12/2% of 120 is 7.2
3. Find the Number if 25% of it is 200Km?
Let the number be m
25%*m = 200 km
25/100*m = 200
m = (200*100)/25
4. Find the 13% of 169?
Given 13% of 169
How to find New Number if a number is increased or decreased by a certain percentage?
(i) If a number increases by x %, then the new number can be obtained by the formula (1 + x/100) × given number.
(ii) If a number decreases by x %, then new number can one obtained using the formula (1 – x/100) × given number.
1. What is the New Number if a Number 200 increases by 15%?
If a Number increases by x% then the new number can be obtained using the formula (1+x/100)*given number
Therefore, the New Number is 230.
2. What is the New Number if a Number 350 decreases by 25 %?
If a Number decreases by x% then the new number can be obtained using the formula (1-x/100)*given number
substituting the given values we have the equation as under
Therefore, the New Number is 262.5