82.95% is the change from 305 to 558
Calculation steps:
[( 558 - 305 ) ÷ 305] x 100 = 82.95%
Formula
Percentage change = [(558 - 305) / 305] x 100
Subtract the new number by the original number
558 - 305 = 253
253 ÷ 305 = 0.8295081967213115
0.8295081967213115 x 100 = 82.95%