What is 40% of 25?
Use our percentage calculator to easily find what 40 percent of 25 is. Calculate percentages fast with this simple percent calculator tool.
Result
10
40% of 25 = 10
Mathematical Formula
Detailed Explanation
Step 1: Understanding Percentages
40% means 40 parts out of 100. To convert a percentage to a decimal, we divide by 100: 40% = 0.4
Step 2: Multiplication
We multiply our number (25) by the decimal form of the percentage (0.4):
25 × 0.4 = 10
Step 3: Real-World Context
This means that 40% or 0.4 of 25 is 10. In other words, if you take 40% of 25, you get 10.
Common Use Cases
Discounts
When a $25 product has a 40% discount, you save $10 and pay $15.
Tips
If you want to leave a 40% tip on a $25 meal, you would leave $10 as the tip.
Taxes
When 40% sales tax is added to a $25 purchase, $10 is added for tax, making the total $35.
Proportions
If 40% of students in a class are boys and there are 25 students total, that means there are 10 boys.
Finance
If you invest $25 and earn 40% annual interest, you'll receive $10 in interest for the year.
Education
If a student answers 40% of questions correctly on a 25-question test, they answered 10 questions correctly.
Business
If 40% of your monthly revenue goes to operating expenses and you earn $25, you spend $10 on operations.
Healthcare
If a hospital reduces infections by 40% from 25 cases monthly, they now have only 15 cases per month.