為了將百分比轉換為十進制數字,百分比應除以100:
1%= 1/100 = 0.01
5%= 5/100 = 0.05
10%= 10/100 = 0.1
35%= 35/100 = 0.35
50%= 50/100 = 0.5
100%= 100/100 = 1
230%= 230/100 = 2.3
| 百分 | 小數 | 
|---|---|
| 0.1% | 0.001 | 
| 1% | 0.01 | 
| 2% | 0.02 | 
| 3% | 0.03 | 
| 4% | 0.04 | 
| 5% | 0.05 | 
| 6% | 0.06 | 
| 7% | 0.07 | 
| 8% | 0.08 | 
| 9% | 0.09 | 
| 10% | 0.1 | 
| 20% | 0.2 | 
| 30% | 0.3 | 
| 40% | 0.4 | 
| 50% | 0.5 | 
| 60% | 0.6 | 
| 70% | 0.7 | 
| 80% | 0.8 | 
| 90% | 0.9 | 
| 100% | 1 | 
| 200% | 2 | 
| 300% | 3 | 
| 400% | 4 | 
| 500% | 5 |