97.57% is the change from 493 to 974
Calculation steps:
[( 974 - 493 ) ÷ 493] x 100 = 97.57%
Formula
Percentage change = [(974 - 493) / 493] x 100
Subtract the new number by the original number
974 - 493 = 481
481 ÷ 493 = 0.9756592292089249
0.9756592292089249 x 100 = 97.57%