79.96% is the change from 539 to 970
Calculation steps:
[( 970 - 539 ) ÷ 539] x 100 = 79.96%
Formula
Percentage change = [(970 - 539) / 539] x 100
Subtract the new number by the original number
970 - 539 = 431
431 ÷ 539 = 0.7996289424860853
0.7996289424860853 x 100 = 79.96%