Convert MM To KM

MM	CM	M	KM
12,000MM	1,200CM	12M	0.012KM
5,000MM	500CM	5M	0.005KM
12,000,000MM	120,000CM	1,200M	1.2KM
326MM	32.6CM	0.326M	0.000326KM
1,200MM	120CM	1.2M	0.0012KM

Cm to MM- we multiply by 10 we move the decimals point 1 place to the right. 

M to CM- we multiply by 100 move decimals point 2 places to the right.

MM to CM - we divided by 10 we move the decimals point 1 place to the left.

Cm to M - we divided by 100 we move the decimals point 2 places to the left.