-69.86% is the change from 438 to 132
Calculation steps:
[( 132 - 438 ) ÷ 438] x 100 = -69.86%
Formula
Percentage change = [(132 - 438) / 438] x 100
Subtract the new number by the original number
132 - 438 = -306
-306 ÷ 438 = -0.6986301369863014
-0.6986301369863014 x 100 = -69.86%