-63.93% is the change from 438 to 158
Calculation steps:
[( 158 - 438 ) ÷ 438] x 100 = -63.93%
Formula
Percentage change = [(158 - 438) / 438] x 100
Subtract the new number by the original number
158 - 438 = -280
-280 ÷ 438 = -0.639269406392694
-0.639269406392694 x 100 = -63.93%