-72.93% is the change from 181 to 49
Calculation steps:
[( 49 - 181 ) ÷ 181] x 100 = -72.93%
Formula
Percentage change = [(49 - 181) / 181] x 100
Subtract the new number by the original number
49 - 181 = -132
-132 ÷ 181 = -0.7292817679558011
-0.7292817679558011 x 100 = -72.93%