-89.47% is the change from 57 to 6
Calculation steps:
[( 6 - 57 ) ÷ 57] x 100 = -89.47%
Formula
Percentage change = [(6 - 57) / 57] x 100
Subtract the new number by the original number
6 - 57 = -51
-51 ÷ 57 = -0.8947368421052632
-0.8947368421052632 x 100 = -89.47%