5. Numbers
5.3 Numbers and units of measurement
Spell out the number if the unit of measurement is written out and use a numeral when the unit of measurement is abbreviated.
The surface area of the School’s premises is five hundred square metres.
The conference hall is 2 km from here.
Do not use points or plurals with abbreviated units of measurement. Insert a non-breaking space between the numeral and the unit.
2 m
6 km
10 min