The equivalent of the metric units in English measurements and vice versa, carried out when necessary to several decimal places, are given below. The approximate English equivalent for the metric units of measurement are found in the last table.

Linear Measure

 1 cm. = .3937 inches (in.) 1 dm =3.937 in. = .328 feet (ft.) 1 m. =39.37 in. = 1.0936 yards (yds.) 1 Dm. = 1.9884 rods (rds.) 1 km. = .6214 miles (mi.)
 1 in. = 2.54 cm. 1 ft. = 3.048 dm. 1 yd. = .9144 m. 1 rd. = .5029 Dm. 1 mi. = 1.6093 km.

Square Measure

 1 sq. cm. = . 1550 sq. in. 1 sq. dm. =.1076 sq. ft. 1 sq. m. = 1.196 sq. yd. 1 are = 3.954 sq. rd. 1 hektar = 2.47 acres 1 sq. km. = .386 sq. mi.
 1 sq. in. = 6.452 sq. cm. 1 sq. ft. = 9.2903 sq. dm. 1 sq. yd. = .8361 sq. m. 1 sq. rd. = .2529 are 1 acre = .4047 hektar 1 sq. mi. = 2.59 sq. km.

Weights

 1 g. = 0.0527 ounce (oz.) 1 kg. = 2.2046 pounds (lbs.) 1 metric ton = 1.1023 English tons
 1 oz. = 28.35 g. 1 lb. = .4536 kg. 1 English ton = .9072 metric ton

Approximate English Equivalents

 1 dm. = 4 in. 1 m. = 1.1 yds. 1 km. = 5/8 mi. 1 hektar = 2 1/2 acres 1 stere, or cu. m. = 1/4 cord (cd.)
 1 1. = 1.06 quarts (qt.) liquid .9 qt dry 1 hl. = 2 5/8 bushels (bu.) 1 kg. = 2 1/5 lbs. 1 metric ton = 2200 lbs.