496.55% is the change from 145 to 865
Calculation steps:
[( 865 - 145 ) ÷ 145] x 100 = 496.55%
Formula
Percentage change = [(865 - 145) / 145] x 100
Subtract the new number by the original number
865 - 145 = 720
720 ÷ 145 = 4.9655172413793105
4.9655172413793105 x 100 = 496.55%