What is 10% of 20?
Use our percentage calculator to easily find what 10 percent of 20 is. Calculate percentages fast with this simple percent calculator tool.
Result
2
10% of 20 = 2
Mathematical Formula
Detailed Explanation
Step 1: Understanding Percentages
10% means 10 parts out of 100. To convert a percentage to a decimal, we divide by 100: 10% = 0.1
Step 2: Multiplication
We multiply our number (20) by the decimal form of the percentage (0.1):
20 × 0.1 = 2
Step 3: Real-World Context
This means that 10% or 0.1 of 20 is 2. In other words, if you take 10% of 20, you get 2.
Common Use Cases
Discounts
When a $20 product has a 10% discount, you save $2 and pay $18.
Tips
If you want to leave a 10% tip on a $20 meal, you would leave $2 as the tip.
Taxes
When 10% sales tax is added to a $20 purchase, $2 is added for tax, making the total $22.
Proportions
If 10% of students in a class are boys and there are 20 students total, that means there are 2 boys.
Finance
If you invest $20 and earn 10% annual interest, you'll receive $2 in interest for the year.
Education
If a student answers 10% of questions correctly on a 20-question test, they answered 2 questions correctly.
Business
If 10% of your monthly revenue goes to operating expenses and you earn $20, you spend $2 on operations.
Healthcare
If a hospital reduces infections by 10% from 20 cases monthly, they now have only 18 cases per month.