Convert between Systems
To convert measures between customary units and metric units, use the relationship given in the table. Note that, the values are approximate.
Units of Length
Customary | Metric |
inch (in.) | centimeters (cm) |
foot (ft) | meter (m) |
yard (yd) | meter (m) |
mile (mi) | kilometers (km) |
Units of Weight/Mass
Customary | Metric |
pound (lb) | grams (gm) |
pound (lb) | kilogram (kg) |
ton (T) | kilograms (kg) |
Units of Capacity
Customary | Metric |
cup (c) | milliliters (mL) |
pint (pt) | milliliter (mL) |
quart (qt) | milliliter (mL) |
gallon (gal) | liters (L) |