Reviewed by Camille Ira B. Mendoza
What is 25% of 30?
Answer: 25% of 30 is 7.5
Finding a percentage of a number is a very common math skill, useful in many everyday situations, such as discounts, statistics, and budgeting. In this case, we want to determine what 25% of 30 is. This means calculating 25 out of every 100 parts of the number 30.
Methods
Math Tutor Explanation Using the Multiplication Method
You can find a percentage of a number by multiplying the number by the percentage expressed as a decimal.
Step 1: Step 1: Convert 25% to a decimal by dividing by 100 (25 ÷ 100 = 0.25)
Step 2: Step 2: Multiply 0.25 by 30 (0.25 × 30 = 7.5)
Math Tutor Explanation Using Fraction Method
Percentages can also be expressed as fractions for easier calculation.
Step 1: Step 1: Rewrite 25% as the fraction 1/4
Step 2: Step 2: Multiply 30 by 1/4 (30 × 1/4 = 7.5)
Step 1:
Step 2:
Math Tutor suggests: Practice More Percentage Calculations
Strengthen your skills in finding percentages of numbers with these related exercises.
FAQ on Calculating Percentages
How do I convert a percent to a decimal?
Divide the percent by 100. For example, 25% becomes 0.25.
What is another way to think of 25%?
25% is the same as one fourth or 1/4 of the total.
Why do we multiply by the decimal or fraction?
Multiplying by the decimal or fraction gives you the part of the whole amount represented by the percent.
Can I use this method for any percentage and number?
Yes, this method works for any percentage and any number.
Math & reading from 1st to 9th grade
Looking for homework support for your child?
Choose kid's grade
