Unedau màs cyfrifiannell ar-lein

Nodwch y pwysau a dewis unedau o fesur:
   micrograms (mcg) milligrams (mg) gram (g) decagrams (dag) kilogram (kg) centner (q) ton (s) kiloton (ct) megaton (Mt) gran (gr) drachma (dr) ounce (oz) pound (lb) quarter (qu) handread (cwt) ton (t) gran (gr) drachma (dr) ounce (oz) pound (lb) stone (st) quarter (qu) handwright (cwt) ton (to) pennyweit (dwt) troy ounce (tr oz) pound (tr lb)
Nifer o ddigidau ar ôl y dot:
Metric units:

micrograms (mcg)
milligram (mg)
gram (g)
decagram (dag)
kilogram (kg)
centner (c)
ton (t)
kiloton (ct)
megaton (MT)

British units («short»):

grain (gr)
dram (dr)
ounce (oz)
pound (lb)
quarter (qu)
hundredweight (cwt)
short ton (t)

American units («long»):

grain (gr)
dram (dr)
ounce (oz)
pound (lb)
stone (st)
quarter (qu)
hundredweight (cwt)
long ton (to)

Troy units («troy»):

pennyweight (dwt)
ounce (tr oz)
pound (tr lb)