Complex sentence: As of 6 August 2013, the price of a typical pack of cigarettes went up from 410 to 440 yen but with the raise of the consumption sales tax to 8% the 1st April 2014, the price is now from 430 to 460 yen.
Split into simpler sentences: As of 6 August 2013, the price of a typical pack of cigarettes ranged from 410 to 440 yen. Because of the hike in the consumption sales tax to 8% on April 1,2014, the range is now 430 to 460 yen.