521.32% is the change from 136 to 845
Calculation steps:
[( 845 - 136 ) ÷ 136] x 100 = 521.32%
Formula
Percentage change = [(845 - 136) / 136] x 100
Subtract the new number by the original number
845 - 136 = 709
709 ÷ 136 = 5.213235294117647
5.213235294117647 x 100 = 521.32%