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Measurements

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Conversion Tables

The following tables list the conversion factors between commonly used units. Look down the left hand column to find the units you are converting from , and then work across the table to your right to find the units that you are converting to .

x means multiply by the conversion factor.

/ means divide by the conversion factor.

Length, Distance

To: From:	mm	cm	m	in	ft	yd
mm		/ 10	/ 1000	/ 25.4	/ 304.8	/ 914.4
cm	x 10		/ 100	/ 2.54	/ 30.48	/ 91.44
m	x 1000	x 100		x 39.3701	x 3.28084	x 1.09361
in	x 25.4	x 2.54	/ 39.3701		/ 12	/ 36
ft	x 304.8	x 30.48	/ 3.28084	x 12		/ 3
yd	x 914.4	x 91.44	/ 1.09361	x 36	x 3

To: From:	km	miles	NM
km		/ 1.60934	/ 1.852
miles	x 1.60934		/ 1.15078
NM	x 1.852	x 1.15078

Area

To: From:	m²	ha	ft²	yd²	acres
m²		/ 10000	x 10.7639	x 1.19599	/ 4050
ha	x 10000		x 107639	x 11959.9	x 2.46914
ft²	/ 10.7639	/ 107639		/ 9	/ 43593.8
yd²	/ 1.19599	/ 11959.9	x 9		/ 4843.76
acres	x 4050	/ 2.46914	x 43593.8	x 4843.76

Volume

To: From:	l	cc	m³	fl oz	pt	gal	US gal
l		x 1000	/ 1000	x 33.814	x 1.76056	/ 4.55	/ 3.78514
cc	/ 1000			/ 29.5735	/ 568	/ 4550	/ 3785.41
m³	x 1000			x 33842	x 1760.56	x 219.78	x 264.172
fl oz	/ 33.814	x 29.5735	/ 33842		/ 19.2064	/ 153.854	/ 128
pt	/ 1.76056	x 568	/ 1760.56	x 19.2064		/ 8.01056	/ 6.66446
gal	x 4.55	x 4550	/ 219.78	x 153.854	x 8.01056		x 1.20198
US gal	x 3.78514	x 3785.41	/ 264.172	x 128	x 6.66446	/ 1.20198

Weight, Mass

To: From:	g	kg	t	oz	lb	tons
g		/ 1000		/ 28.3495	/ 453.592
kg	x 1000		/ 1000	x 35.274	x 2.20462	/ 1016
t		x 1000			x 2204.62	/ 1.016
oz	x 28.3495	/ 35.274			/ 16
lb	x 453.592	/ 2.20462	/ 2204.62	x 16		/ 2239.9
tons		x 1016	x 1.016		x 2239.9

Speed

To: From:	m/s	km/h	mph	kt
m/s		x 3.6	x 2.23694	x 1.94384
km/h	/ 3.6		/ 1.60934	/ 1.852
mph	/ 2.23694	x 1.60934		/ 1.15078
kt	/ 1.94384	x 1.852	x 1.15078

Pressure

To: From:	kPa	mbar	psi
kPa		x 10	/ 6.89016
mbar	/ 10		/ 68.9016
psi	x 6.89016	x 68.9016

Torque

To: From:	Nm	in lb	ft lb
Nm		x 8.85666	/ 1.35491
in lb	/ 8.85666		/ 12
ft lb	x 1.35491	x 12

Temperature

To: From:	K	°C	°F
K		- 273.15	(K - 273.15) x 9/5 + 32
°C	+ 273.15		x 9/5 + 32
°F	(°F - 32) x 5/9 + 273.15	(°F - 32) x 5/9

Angle

To: From:	rad	deg	grad
rad		x 180/	x 200/
deg	x /180		x 10/9
grad	x /200	x 9/10