-72.68% is the change from 366 to 100
Calculation steps:
[( 100 - 366 ) ÷ 366] x 100 = -72.68%
Formula
Percentage change = [(100 - 366) / 366] x 100
Subtract the new number by the original number
100 - 366 = -266
-266 ÷ 366 = -0.726775956284153
-0.726775956284153 x 100 = -72.68%