Complex sentence: Over the four-day Memorial weekend it earned $79.8 million, including $9 million from 480 premium large format screens and $19 million from RealD screens.
Split into simpler sentences: Over the four-day Memorial weekend, it earned a total of $79.8 million. Of those numbers, $9 million came from premium large formats from 480 PLF screens and $19 million from RealD screens.