66.21% is the change from 586 to 974
Calculation steps:
[( 974 - 586 ) ÷ 586] x 100 = 66.21%
Formula
Percentage change = [(974 - 586) / 586] x 100
Subtract the new number by the original number
974 - 586 = 388
388 ÷ 586 = 0.6621160409556314
0.6621160409556314 x 100 = 66.21%