-93.33% is the change from 854 to 57
Calculation steps:
[( 57 - 854 ) ÷ 854] x 100 = -93.33%
Formula
Percentage change = [(57 - 854) / 854] x 100
Subtract the new number by the original number
57 - 854 = -797
-797 ÷ 854 = -0.9332552693208431
-0.9332552693208431 x 100 = -93.33%