# Convert Millimeter to Mile (mm to mi)

In next fields, kindly type your value in the text box under title [ From: ] to convert from millimeter to mile (mm to mi). As you type your value, the answer will be automatically calculated and displayed in the text box under title [ To: ].

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Definitions:

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.

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.

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## How to Convert Millimeters to Miles

### Example: How many miles are equivalent to 68.72 millimeters?

As;

1 millimeters = 6.21E-7 miles

68.72 millimeters = Y miles

Assuming Y is the answer, and by criss-cross principle;

Y equals 68.72 times 6.21E-7 over 1

(i.e.) Y = 68.72 * 6.21E-7 / 1 = 4.267512E-5 miles

Answer is: 4.267512E-5 miles are equivalent to 68.72 millimeters.

### Practice Question: Convert the following units into mi:

N.B.: After working out the answer to each of the next questions, click adjacent button to see the correct answer.

( i ) 61.25 mm

( ii ) 50.34 mm

( iii ) 42.46 mm

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