97.77% is the change from 493 to 975
Calculation steps:
[( 975 - 493 ) ÷ 493] x 100 = 97.77%
Formula
Percentage change = [(975 - 493) / 493] x 100
Subtract the new number by the original number
975 - 493 = 482
482 ÷ 493 = 0.9776876267748479
0.9776876267748479 x 100 = 97.77%