| Length | Multiply By |
| inches to centimeters | 2.54 |
| centimeters to inches | 0.39 |
| inches to millimeters | 25.40 |
| millimeters to inches | 0.04 |
| feet to millimeters | 0.31 |
| millimeters to inches | 3.28 |
| yards to millimeters | 0.91 |
| millimeters to yards | 1.09 |
| miles to kilometers | 1.61 |
| kilometers to miles | 0.62 |
| Area | Length |
| square inches to square centimeters | 6.451 |
| square centimeters to square inches | 0.15 |
| square inches to square millimeters | 0.09 |
| square millimeters to square feet | 10.76 |
| square yards to square millimeters | 0.84 |
| square millimeters to square yards | 1.20 |
| square miles to square kilometers | 2.59 |
| square kilometers to square miles | 0.39 |
| acres to hectares | 0.40 |
| hectares to acres | 2.47 |
| Volume | Length |
| cubic inches to cubic centimeters | 16.39 |
| cubic centimeters to cubic inches | 0.06 |
| cubic feet to cubic millimeters | 0.03 |
| cubic millimeter to cubic inches | 35.32 |
| cubic yards to cubic millimeters | 0.76 |
| cubic millimeters to cubic yards | 1.31 |
| cubic inches to liters | 0.02 |
| liters to cubic inches | 61.03 |
| UK gallons to liters | 4.55 |
| liters to UK gallons | 0.22 |
| US gallons to liters | 3.79 |
| liters to US gallons | 0.26 |
| ounces to milliliters | 30.77 |
| milliliters to ounces | 0.03 |
| Weight | Length |
| ounces to grams | 28.35 |
| grams to ounces | 0.04 |
| pounds to kilograms | 0.45 |
| kilograms to pounds | 2.21 |
| long tons to metric tons | 1.02 |
| metric tons to long tons | 0.98 |
| short tons to metric tons | 0.91 |
| metric tons to short tons | 1.10 |