Complex sentence: For instance, an earthquake of magnitude 6.0 releases approximately 30 times more energy than a 5.0 magnitude earthquake and a 7.0 magnitude earthquake releases 900 times (30 × 30) more energy than a 5.0 magnitude of earthquake.
Split into simpler sentences: For instance, earthquake of magnitude 6.0 releases approximately 30 times more energy than a 5.0 magnitude earthquake. And a 7.0 magnitude earthquake releases 900 times (30 × 30) energy than a 5.0 magnitude of earthquake.