How to use this calculator...
• Use current calculator (page) to convert Speed from kph (Kilometer per hour) to mph (Mile per hour). Simply enter Speed quantity and click ‘Convert’. Both kph (Kilometer per hour) and mph (Mile per hour) are Speed measurement units.
• For conversion to different Speed units, select required units from the dropdown list (combo), enter quantity and click convert
• For very large or very small quantity, enter number in scientific notation, Accepted format are 3.142E12 or 3.142E-12 or 3.142x10**12 or 3.142x10^12 or 3.142*10**12 or 3.142*10^12 and like wise