-64.65% is the change from 447 to 158
Calculation steps:
[( 158 - 447 ) ÷ 447] x 100 = -64.65%
Formula
Percentage change = [(158 - 447) / 447] x 100
Subtract the new number by the original number
158 - 447 = -289
-289 ÷ 447 = -0.6465324384787472
-0.6465324384787472 x 100 = -64.65%