-86.61% is the change from 366 to 49
Calculation steps:
[( 49 - 366 ) ÷ 366] x 100 = -86.61%
Formula
Percentage change = [(49 - 366) / 366] x 100
Subtract the new number by the original number
49 - 366 = -317
-317 ÷ 366 = -0.8661202185792349
-0.8661202185792349 x 100 = -86.61%