-43.56% is the change from 388 to 219
Calculation steps:
[( 219 - 388 ) ÷ 388] x 100 = -43.56%
Formula
Percentage change = [(219 - 388) / 388] x 100
Subtract the new number by the original number
219 - 388 = -169
-169 ÷ 388 = -0.43556701030927836
-0.43556701030927836 x 100 = -43.56%
Example