73.44% is the change from 305 to 529
Calculation steps:
[( 529 - 305 ) ÷ 305] x 100 = 73.44%
Formula
Percentage change = [(529 - 305) / 305] x 100
Subtract the new number by the original number
529 - 305 = 224
224 ÷ 305 = 0.7344262295081967
0.7344262295081967 x 100 = 73.44%