What is 30% of 20?
Use our percentage calculator to easily find what 30 percent of 20 is. Calculate percentages fast with this simple percent calculator tool.
Result
6
30% of 20 = 6
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 (20) by the decimal form of the percentage (0.3):
20 × 0.3 = 6
Step 3: Real-World Context
This means that 30% or 0.3 of 20 is 6. In other words, if you take 30% of 20, you get 6.
Common Use Cases
Discounts
When a $20 product has a 30% discount, you save $6 and pay $14.
Tips
If you want to leave a 30% tip on a $20 meal, you would leave $6 as the tip.
Taxes
When 30% sales tax is added to a $20 purchase, $6 is added for tax, making the total $26.
Proportions
If 30% of students in a class are boys and there are 20 students total, that means there are 6 boys.
Finance
If you invest $20 and earn 30% annual interest, you'll receive $6 in interest for the year.
Education
If a student answers 30% of questions correctly on a 20-question test, they answered 6 questions correctly.
Business
If 30% of your monthly revenue goes to operating expenses and you earn $20, you spend $6 on operations.
Healthcare
If a hospital reduces infections by 30% from 20 cases monthly, they now have only 14 cases per month.