2,5kg= ons

2,5 kg = 25 ons
3000 g = 3 kg
30 ons = 3000 g
20 kg = 200 ons
30 ons = 3 kg

2,5kg= 25 ons
3000gram= 3 kg
30 ons= 3000 gram
20kg= 200ons
30 ons= 3kg