55.6% is the change from 527 to 820
Calculation steps:
[( 820 - 527 ) ÷ 527] x 100 = 55.6%
Formula
Percentage change = [(820 - 527) / 527] x 100
Subtract the new number by the original number
820 - 527 = 293
293 ÷ 527 = 0.5559772296015181
0.5559772296015181 x 100 = 55.6%