**Metric To Imperial Conversion Chart**. Metric to imperial and imperial to metric conversion charts in september 1999 the mars climate orbiter, after taking almost 10 months to travel to mars, broke into pieces and burned up. Convert 500 millimeters to inches:

If you know °c, use the equation in the last column to convert to °f. Also, most of the time imperial to metric conversion formula will be used for derived units. Also, it is important to know the conversion of imperial weight to metric and vice versa.