77.33% is the change from 525 to 931
Calculation steps:
[( 931 - 525 ) ÷ 525] x 100 = 77.33%
Formula
Percentage change = [(931 - 525) / 525] x 100
Subtract the new number by the original number
931 - 525 = 406
406 ÷ 525 = 0.7733333333333333
0.7733333333333333 x 100 = 77.33%