What is 5% of 30?
Use our percentage calculator to easily find what 5 percent of 30 is. Calculate percentages fast with this simple percent calculator tool.
Result
1.5
5% of 30 = 1.5
Mathematical Formula
Detailed Explanation
Step 1: Understanding Percentages
5% means 5 parts out of 100. To convert a percentage to a decimal, we divide by 100: 5% = 0.05
Step 2: Multiplication
We multiply our number (30) by the decimal form of the percentage (0.05):
30 × 0.05 = 1.5
Step 3: Real-World Context
This means that 5% or 0.05 of 30 is 1.5. In other words, if you take 5% of 30, you get 1.5.
Common Use Cases
Discounts
When a $30 product has a 5% discount, you save $1.5 and pay $28.5.
Tips
If you want to leave a 5% tip on a $30 meal, you would leave $1.5 as the tip.
Taxes
When 5% sales tax is added to a $30 purchase, $1.5 is added for tax, making the total $31.5.
Proportions
If 5% of students in a class are boys and there are 30 students total, that means there are 2 boys.
Finance
If you invest $30 and earn 5% annual interest, you'll receive $1.5 in interest for the year.
Education
If a student answers 5% of questions correctly on a 30-question test, they answered 2 questions correctly.
Business
If 5% of your monthly revenue goes to operating expenses and you earn $30, you spend $1.5 on operations.
Healthcare
If a hospital reduces infections by 5% from 30 cases monthly, they now have only 29 cases per month.