Fraction5/4 = 1 1/4
Fraction5/4
Decimal1.25
Percent125%
Mixed number1 1/4
Every way to write it
- Decimal
- 1.25
- Percent
- 125%
- Ratio
- 5 : 4 (part to whole)
- As inches
- 5/4″ = 31.75 mm
Equivalent fractions
Multiply the top and bottom of 5/4 by the same number and the value does not change:
5/4 = 10/8 = 15/12 = 20/16 = 25/20 = 30/24 · more, or pick a denominator
As a measurement
Read as inches, 5/4″ is 31.75 mm exactly. The nearest marks on the finer rules:
| Rule | Nearest mark | Decimal inches | mm | Difference |
|---|---|---|---|---|
| 16ths | 5/4″ | 1.25 | 31.75 | exact |
| 32ths | 5/4″ | 1.25 | 31.75 | exact |
| 64ths | 5/4″ | 1.25 | 31.75 | exact |
Need a different rule or a tolerance? Nearest fraction · Within tolerance
Common questions
- What is 5/4 as a decimal?
- 5/4 is exactly 1.25 as a decimal.
- What is 5/4 as a percentage?
- 5/4 is exactly 125%.
- How many millimetres is 5/4 of an inch?
- 5/4 of an inch is 31.75 mm, computed with the exact definition 1 inch = 25.4 mm.
Related
Fraction–decimal chartThe everyday set, printable.Rule charts16ths, 32nds, 64ths, 128ths.The rulerSee 5/4 in its place.