Mile (abbreviation: mi): is an English unit of length of distance equal to 5,280 feet, or 1,760 yards, and standardised as exactly 1,609.344 metres by international agreement in 1959.
Millimeter (abbreviation: mm): is a unit of length in the SI metric system, equal to one thousandth of a metre. Therefore, there are thousand millimetres in a metre and ten millimetres in a centimetre.
How to Convert Miles to Millimeters
Example: How many millimeters are equivalent to 54.54 miles?
As;
1 miles = 1609344 millimeters
54.54 miles = Y millimeters
Assuming Y is the answer, and by criss-cross principle;
Y equals 54.54 times 1609344 over 1
(i.e.) Y = 54.54 * 1609344 / 1 = 87773621.76 millimeters
Answer is: 87773621.76 millimeters are equivalent to 54.54 miles.
Practice Question: Convert the following units into mm:
N.B.: After working out the answer to each of the next questions, click adjacent button to see the correct answer.
( i ) 92.83 mi
( ii ) 55.09 mi
( iii ) 14.23 mi
