75.68% is the change from 296 to 520
Calculation steps:
[( 520 - 296 ) ÷ 296] x 100 = 75.68%
Formula
Percentage change = [(520 - 296) / 296] x 100
Subtract the new number by the original number
520 - 296 = 224
224 ÷ 296 = 0.7567567567567568
0.7567567567567568 x 100 = 75.68%