-61.19% is the change from 438 to 170
Calculation steps:
[( 170 - 438 ) ÷ 438] x 100 = -61.19%
Formula
Percentage change = [(170 - 438) / 438] x 100
Subtract the new number by the original number
170 - 438 = -268
-268 ÷ 438 = -0.6118721461187214
-0.6118721461187214 x 100 = -61.19%