Convert between fractions, decimals and mm, or add and subtract measurements like 5 3/8".
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Tape measures mark fractions, but plans and tools often use decimals.
| Fraction | Decimal | mm |
|---|---|---|
| 1/16" | 0.0625 | 1.59 |
| 1/8" | 0.1250 | 3.17 |
| 3/16" | 0.1875 | 4.76 |
| 1/4" | 0.2500 | 6.35 |
| 5/16" | 0.3125 | 7.94 |
| 3/8" | 0.3750 | 9.52 |
| 7/16" | 0.4375 | 11.11 |
| 1/2" | 0.5000 | 12.70 |
| 9/16" | 0.5625 | 14.29 |
| 5/8" | 0.6250 | 15.88 |
| 11/16" | 0.6875 | 17.46 |
| 3/4" | 0.7500 | 19.05 |
| 13/16" | 0.8125 | 20.64 |
| 7/8" | 0.8750 | 22.22 |
| 15/16" | 0.9375 | 23.81 |
See the measuring guide for tape measure tips.