-95.54% is the change from 897 to 40
Calculation steps:
[( 40 - 897 ) ÷ 897] x 100 = -95.54%
Formula
Percentage change = [(40 - 897) / 897] x 100
Subtract the new number by the original number
40 - 897 = -857
-857 ÷ 897 = -0.955406911928651
-0.955406911928651 x 100 = -95.54%