-49.33% is the change from 973 to 493
Calculation steps:
[( 493 - 973 ) ÷ 973] x 100 = -49.33%
Formula
Percentage change = [(493 - 973) / 973] x 100
Subtract the new number by the original number
493 - 973 = -480
-480 ÷ 973 = -0.4933196300102775
-0.4933196300102775 x 100 = -49.33%