-59.65% is the change from 57 to 23
Calculation steps:
[( 23 - 57 ) ÷ 57] x 100 = -59.65%
Formula
Percentage change = [(23 - 57) / 57] x 100
Subtract the new number by the original number
23 - 57 = -34
-34 ÷ 57 = -0.5964912280701754
-0.5964912280701754 x 100 = -59.65%