What is 30% of 80?
Use our percentage calculator to easily find what 30 percent of 80 is. Calculate percentages fast with this simple percent calculator tool.
Result
24
30% of 80 = 24
Mathematical Formula
Detailed Explanation
Step 1: Understanding Percentages
30% means 30 parts out of 100. To convert a percentage to a decimal, we divide by 100: 30% = 0.3
Step 2: Multiplication
We multiply our number (80) by the decimal form of the percentage (0.3):
80 × 0.3 = 24
Step 3: Real-World Context
This means that 30% or 0.3 of 80 is 24. In other words, if you take 30% of 80, you get 24.
Common Use Cases
Discounts
When a $80 product has a 30% discount, you save $24 and pay $56.
Tips
If you want to leave a 30% tip on a $80 meal, you would leave $24 as the tip.
Taxes
When 30% sales tax is added to a $80 purchase, $24 is added for tax, making the total $104.
Proportions
If 30% of students in a class are boys and there are 80 students total, that means there are 24 boys.
Finance
If you invest $80 and earn 30% annual interest, you'll receive $24 in interest for the year.
Education
If a student answers 30% of questions correctly on a 80-question test, they answered 24 questions correctly.
Business
If 30% of your monthly revenue goes to operating expenses and you earn $80, you spend $24 on operations.
Healthcare
If a hospital reduces infections by 30% from 80 cases monthly, they now have only 56 cases per month.