Complex sentence: On E4, the episode received 1.84 million viewers (according to BARB), ranking it number 1 that week on the channel; the episode had 0.46 million viewers on E4 +1, giving it a total of 2.31 million viewers.
Split into simpler sentences: On E4, the episode received 1.84 million viewers (according to BARB), ranking it number 1 that week on the channel. The episode also received 0.46 million viewers on E4 +1, giving it a total of 2.31 million viewers.