-23.92% is the change from 648 to 493
Calculation steps:
[( 493 - 648 ) ÷ 648] x 100 = -23.92%
Formula
Percentage change = [(493 - 648) / 648] x 100
Subtract the new number by the original number
493 - 648 = -155
-155 ÷ 648 = -0.23919753086419754
-0.23919753086419754 x 100 = -23.92%