Just divide the meters by 1000.
There are 1000 metres in one kilometre. Therefore, 516 kilometres is equal to 516 x 1000 = 516000 metres.
There are 100 centimetres in one metre. Therefore, 516 centimetres is equal to 516/100 = 5.16 metres.
there are 2,500 meters in 2.5 kilometers and 5,000 meters in 5 kilometers.
4 kilometers are 4,000 meters.
6,378 kilometers=6,378,000 meters
21 kilometers=21,000 meters21 kilometers = 21,000 meters
670 meters=0.67 kilometers
7 meters=0.007 kilometers
8 kilometers = 8,000 meters
49 kilometers = 49,000 meters
166 kilometers=166,000 meters
3,120 kilometers is 3,120,000 meters.