Step-by-step arithmetic breakdown
To calculate 18% of 800, convert the percentage into a decimal by dividing by 100, then multiply by the whole amount:
1. Convert percentage to fraction: 18 / 100 = 0.1800
2. Multiply by base number: 0.1800 × 800
3. Exact result: 144
Everyday real-world applications
- Retail & Discounts: If a product priced at $800 is discounted by 18%, your savings equal $144.
- Tax & Tips: A 18% service tip on a $800 restaurant bill equals exactly $144.
- Financial Yields: An investment yielding 18% on a principal of $800 produces $144 in interest.