-36.89% is the change from 366 to 231
Calculation steps:
[( 231 - 366 ) ÷ 366] x 100 = -36.89%
Formula
Percentage change = [(231 - 366) / 366] x 100
Subtract the new number by the original number
231 - 366 = -135
-135 ÷ 366 = -0.36885245901639346
-0.36885245901639346 x 100 = -36.89%