-48.64% is the change from 257 to 132
Calculation steps:
[( 132 - 257 ) ÷ 257] x 100 = -48.64%
Formula
Percentage change = [(132 - 257) / 257] x 100
Subtract the new number by the original number
132 - 257 = -125
-125 ÷ 257 = -0.48638132295719844
-0.48638132295719844 x 100 = -48.64%