135.05% is the change from 331 to 778
Calculation steps:
[( 778 - 331 ) ÷ 331] x 100 = 135.05%
Formula
Percentage change = [(778 - 331) / 331] x 100
Subtract the new number by the original number
778 - 331 = 447
447 ÷ 331 = 1.350453172205438
1.350453172205438 x 100 = 135.05%