1. 5800 meters. there are 1,000 meters in a kilometer, so if you simply multiply 5.8 by 1000 you will get the total number of meters ran.
2. 29200 centimeters. there are 100 centimeters in a meter, and 1000 meters in a kilometer, so 0.67x1000 gives you 670 meters, which if multiplied by 100 gives you 67000 centimeters, and if you multiply 378 by 100 you get 37800 centimeters. 67000-37800=29200cm