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Inches to metres converter

Convert inches (in) to metres (m).

Length converter

Instant conversion

Edit either value. Decimals and scientific notation supported.

in

m

CONVERSION

1 in ≈ 0.0254 m

Precision changes displayed rounding, not calculation accuracy.

FORMULAm = in × 0.0254

FORMULA & EXAMPLES

How to convert Inches to metres

m = in × 0.0254

Multiply the in reading by 0.0254.

Worked examples

0.5 in ≈ 0.0127 m

0.5 × 0.0254 ≈ 0.0127

12 in ≈ 0.3048 m

12 × 0.0254 ≈ 0.3048

Frequently asked questions

How do decimal inches relate to ruler fractions?

A decimal inch is a fraction of one inch: 0.5 is 1/2 inch and 0.25 is 1/4 inch. This tool keeps decimal results rather than rounding them automatically to ruler marks.

Inches to metres table

Fixed reference · Inch to Metre

Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.

Inch (in)Metre (m)
00
0.10.00254
0.50.0127
10.0254
20.0508
50.127
100.254
250.635
501.27
1002.54
100025.4
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.

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