Complex sentence: If an object fell 10,000 meters to Earth, then the results of both equations differ by only 0.08%; however, if it fell from geosynchronous orbit, which is 42,164 km, then the difference changes to almost 64%.
Split into simpler sentences: If an object were to fall 10,000 meters to Earth, the results of both equations differ by only 0.08%. However, if the distance increases to that of geosynchronous orbit, which is 42,164 km, the difference changes to being almost 64%.