It is: 1200 mm = 1.2 metres
0.2 metres is 200 mm.
6 metres = 6000 mm.
It is 0.3 cubic metres.
6 metres
0.071 metres.
0.2 metres is 20 cm - which is 200 mm
3.4 metres=340 cm=3400 mm
Assuming m = metres and mm = millimetres, 64789 mm = 64.789 m
1000 millimetres = 1 metre so 190 mm = 190/1000 metres = 0.19 metres. Simple!
975 metres is 975,000 millimetres.
280mm = 0.028 metres.