order from smallest to biggest

10g , 100mg , 0.1kg

1km ,100m , 1000cm

2 answers

You need to change each set into the same units.
For example 1 km = 1000m
and 1000cm = 10m
so in meters it goes 10m, 100m, 1000m which corresponds to the
1000cm, 100m, 1 km
Now your turn to do the conversions on the grams, kg etc : )
1g = 1000mg so 10g is bigger than 100mg?