-86.34% is the change from 366 to 50
Calculation steps:
[( 50 - 366 ) ÷ 366] x 100 = -86.34%
Formula
Percentage change = [(50 - 366) / 366] x 100
Subtract the new number by the original number
50 - 366 = -316
-316 ÷ 366 = -0.8633879781420765
-0.8633879781420765 x 100 = -86.34%