155.29% is the change from 331 to 845
Calculation steps:
[( 845 - 331 ) ÷ 331] x 100 = 155.29%
Formula
Percentage change = [(845 - 331) / 331] x 100
Subtract the new number by the original number
845 - 331 = 514
514 ÷ 331 = 1.552870090634441
1.552870090634441 x 100 = 155.29%