84.81% is the change from 520 to 961
Calculation steps:
[( 961 - 520 ) ÷ 520] x 100 = 84.81%
Formula
Percentage change = [(961 - 520) / 520] x 100
Subtract the new number by the original number
961 - 520 = 441
441 ÷ 520 = 0.8480769230769231
0.8480769230769231 x 100 = 84.81%