-93.47% is the change from 613 to 40
Calculation steps:
[( 40 - 613 ) ÷ 613] x 100 = -93.47%
Formula
Percentage change = [(40 - 613) / 613] x 100
Subtract the new number by the original number
40 - 613 = -573
-573 ÷ 613 = -0.9347471451876019
-0.9347471451876019 x 100 = -93.47%