1 kilometer = 1,000 meters
3 kilometers = 3,000 meters
423,000 kilometers is equal to 423,000,000 meters
2.5 kilometers
Your question does not make sense. That is like saying, how many miles are equal to five miles? Well obviously, the answer is five miles...
7 meters=0.007 kilometers
49 kilometers = 49,000 meters
2700 meters is equal to 2.7 kilometers, as there are 1000 meters in a kilometer.
2,58 kilometers
2000 metres.
300 meters is equal to 0.3 kilometers.
182 kilometers = 182,000 meters
4.8 kilometers = 4,800 meters
7 meters = 0.007 kilometers