80.89% is the change from 539 to 975
Calculation steps:
[( 975 - 539 ) ÷ 539] x 100 = 80.89%
Formula
Percentage change = [(975 - 539) / 539] x 100
Subtract the new number by the original number
975 - 539 = 436
436 ÷ 539 = 0.8089053803339518
0.8089053803339518 x 100 = 80.89%