54.56% is the change from 526 to 813
Calculation steps:
[( 813 - 526 ) ÷ 526] x 100 = 54.56%
Formula
Percentage change = [(813 - 526) / 526] x 100
Subtract the new number by the original number
813 - 526 = 287
287 ÷ 526 = 0.5456273764258555
0.5456273764258555 x 100 = 54.56%