-93.65% is the change from 897 to 57
Calculation steps:
[( 57 - 897 ) ÷ 897] x 100 = -93.65%
Formula
Percentage change = [(57 - 897) / 897] x 100
Subtract the new number by the original number
57 - 897 = -840
-840 ÷ 897 = -0.9364548494983278
-0.9364548494983278 x 100 = -93.65%