Step-by-step arithmetic breakdown
To calculate 10% of 1200, 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 × 1200
3. Exact result: 120
Everyday real-world applications
- Retail & Discounts: If a product priced at $1200 is discounted by 10%, your savings equal $120.
- Tax & Tips: A 10% service tip on a $1200 restaurant bill equals exactly $120.
- Financial Yields: An investment yielding 10% on a principal of $1200 produces $120 in interest.