-89.76% is the change from 127 to 13
Calculation steps:
[( 13 - 127 ) ÷ 127] x 100 = -89.76%
Formula
Percentage change = [(13 - 127) / 127] x 100
Subtract the new number by the original number
13 - 127 = -114
-114 ÷ 127 = -0.8976377952755905
-0.8976377952755905 x 100 = -89.76%