Answer: 12000 miles = 19,312.13 km
Answer: 12000 meters = 12 km
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The centi- prefix means one hundredth
→ 1 cm = 1/100 m
→ 100 cm = 1 m
→ 12000 m = 12000 × 100 cm = 1,200,000 cm
There are 0.001 km in 1 meter. All you have to do is multiply 10 by 0.001. Just remember when you go from a prefix to a base, km being a prefix and m being a base, you multiply. When you are going from a base to a prefix, divide. 10 times 0.001 is 0.01m.
90 meters goes into 1.8 kilometers 20 times because there are 1000 meters in a kilometer and 1.8 * 1000 / 90 equals 20.
To convert kilometers to meters, you need to know that 1 kilometer is equal to 1000 meters. Therefore, to find out how many meters are equal to 5.4 kilometers, you simply multiply 5.4 by 1000. This gives you 5400 meters. So, 5.4 kilometers is equal to 5400 meters.
100
There are 1000 millimeters in 1 meter. Therefore, 16000 millimeters is equal to 16 meters.