57.65% is the change from 85 to 134
Calculation steps:
[( 134 - 85 ) ÷ 85] x 100 = 57.65%
Formula
Percentage change = [(134 - 85) / 85] x 100
Subtract the new number by the original number
134 - 85 = 49
49 ÷ 85 = 0.5764705882352941
0.5764705882352941 x 100 = 57.65%