Adding and Subtracting measures of length (1 m = 100 cm)
We add cm with cm and m from m
We subtract cm from cm and m from m
Adding and Subtracting measures of weight (1 kg = 1000 gm) -
We add gm with gm and Kg with Kg
We subtract with gm with gm and Kg with Kg
Adding and Subtracting measures of capacity (1 L = 1000 ml) -
We add ml with ml and L with L
We subtract with ml with ml and L with L