12 kg + 60 ons = kg.. pake cara

12 kg = 12 kg
60 ons = 60 hg = 6 kg
Jadi , 12 kg + 6 kg = 18 kg

KET.
1 ons = 1 hg

12 kg + 60 ons = ... kg
12 kg + ( 60 : 10kg ) = ... kg
12 kg + 6 kg = 18 kg

ons = hg
hg => kg (naik :10)

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