Step-by-step arithmetic breakdown
To calculate 10% of 800, convert the percentage into a decimal by dividing by 100, then multiply by the whole amount:
1. Convert percentage to fraction: 10 / 100 = 0.1000
2. Multiply by base number: 0.1000 × 800
3. Exact result: 80
Everyday real-world applications
- Retail & Discounts: If a product priced at $800 is discounted by 10%, your savings equal $80.
- Tax & Tips: A 10% service tip on a $800 restaurant bill equals exactly $80.
- Financial Yields: An investment yielding 10% on a principal of $800 produces $80 in interest.