For eksempel for at få en decimalbrøk udvides 3/4 til 75/100 ved at gange tælleren med 25 og nævneren med 25:
| 3 | = | 3 × 25 | = | 75 | × 100% = | 75% |
| 4 | 4 × 25 | 100 |
En anden metode er at lave lang division på 3 divideret med 4.
| Brøkdel | Procent |
|---|---|
| 1/2 | 50% |
| 1/3 | 33,33% |
| 2/3 | 66,67% |
| 1/4 | 25% |
| 2/4 | 50% |
| 3/4 | 75% |
| 1/5 | 20% |
| 2/5 | 40% |
| 3/5 | 60% |
| 4/5 | 80% |
| 1/6 | 16,67% |
| 2/6 | 33,33% |
| 3/6 | 50% |
| 4/6 | 66,67% |
| 5/6 | 83,33% |
| 1/7 | 14,285714% |
| 2/7 | 28,571429% |
| 3/7 | 42,857143% |
| 4/7 | 57,142858% |
| 5/7 | 71,428571% |
| 6/7 | 85,714286% |
| 1/8 | 12,5% |
| 2/8 | 25% |
| 3/8 | 37,5% |
| 4/8 | 50% |
| 5/8 | 62,5% |
| 6/8 | 75% |
| 7/8 | 87,5% |
| 1/9 | 11,111111% |
| 2/9 | 22,222222% |
| 3/9 | 33,333333% |
| 4/9 | 44,444444% |
| 5/9 | 55,555556% |
| 6/9 | 66,666667% |
| 7/9 | 77,777778% |
| 8/9 | 88,888889% |
| 1/10 | 10% |
| 2/10 | 20% |
| 3/10 | 30% |
| 4/10 | 40% |
| 5/10 | 50% |
| 6/10 | 60% |
| 7/10 | 70% |
| 8/10 | 80% |
| 9/10 | 90% |
Procent til brøkkonvertering ►
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