-32.14% is the change from 84 to 57
Calculation steps:
[( 57 - 84 ) ÷ 84] x 100 = -32.14%
Formula
Percentage change = [(57 - 84) / 84] x 100
Subtract the new number by the original number
57 - 84 = -27
-27 ÷ 84 = -0.32142857142857145
-0.32142857142857145 x 100 = -32.14%