What is 80% of 500?
Use our percentage calculator to easily find what 80 percent of 500 is. Calculate percentages fast with this simple percent calculator tool.
Result
400
80% of 500 = 400
Mathematical Formula
Detailed Explanation
Step 1: Understanding Percentages
80% means 80 parts out of 100. To convert a percentage to a decimal, we divide by 100: 80% = 0.8
Step 2: Multiplication
We multiply our number (500) by the decimal form of the percentage (0.8):
500 × 0.8 = 400
Step 3: Real-World Context
This means that 80% or 0.8 of 500 is 400. In other words, if you take 80% of 500, you get 400.
Common Use Cases
Discounts
When a $500 product has a 80% discount, you save $400 and pay $100.
Tips
If you want to leave a 80% tip on a $500 meal, you would leave $400 as the tip.
Taxes
When 80% sales tax is added to a $500 purchase, $400 is added for tax, making the total $900.
Proportions
If 80% of students in a class are boys and there are 500 students total, that means there are 400 boys.
Finance
If you invest $500 and earn 80% annual interest, you'll receive $400 in interest for the year.
Education
If a student answers 80% of questions correctly on a 500-question test, they answered 400 questions correctly.
Business
If 80% of your monthly revenue goes to operating expenses and you earn $500, you spend $400 on operations.
Healthcare
If a hospital reduces infections by 80% from 500 cases monthly, they now have only 100 cases per month.