72.69% is the change from 531 to 917
Calculation steps:
[( 917 - 531 ) ÷ 531] x 100 = 72.69%
Formula
Percentage change = [(917 - 531) / 531] x 100
Subtract the new number by the original number
917 - 531 = 386
386 ÷ 531 = 0.7269303201506592
0.7269303201506592 x 100 = 72.69%