A number ofunits of measurement were used inPeru to measure length, mass, area, etc. TheMetric system adopted in 1862 and has been compulsory since 1869 in Peru.[1][2]
Units from Spanish Castillian were used.[1]
Onevara was equal to 0.83598 m.[1] One pie was equal to 0.27866 m/3 varas.[2]
Several units were used to measure mass. One libra was equal to 0.46009 kg.[1][2] Some other units are given below:
1arroba = 25 libra
1quintal = 100 libra
One topo was equal to 2706 m2.[1] One fanegada was equal to 6459.6 m2.[1]