What is 30% of 5?
Use our percentage calculator to easily find what 30 percent of 5 is. Calculate percentages fast with this simple percent calculator tool.
Result
1.5
30% of 5 = 1.5
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 (5) by the decimal form of the percentage (0.3):
5 × 0.3 = 1.5
Step 3: Real-World Context
This means that 30% or 0.3 of 5 is 1.5. In other words, if you take 30% of 5, you get 1.5.
Common Use Cases
Discounts
When a $5 product has a 30% discount, you save $1.5 and pay $3.5.
Tips
If you want to leave a 30% tip on a $5 meal, you would leave $1.5 as the tip.
Taxes
When 30% sales tax is added to a $5 purchase, $1.5 is added for tax, making the total $6.5.
Proportions
If 30% of students in a class are boys and there are 5 students total, that means there are 2 boys.
Finance
If you invest $5 and earn 30% annual interest, you'll receive $1.5 in interest for the year.
Education
If a student answers 30% of questions correctly on a 5-question test, they answered 2 questions correctly.
Business
If 30% of your monthly revenue goes to operating expenses and you earn $5, you spend $1.5 on operations.
Healthcare
If a hospital reduces infections by 30% from 5 cases monthly, they now have only 4 cases per month.