-82.11% is the change from 218 to 39
Calculation steps:
[( 39 - 218 ) ÷ 218] x 100 = -82.11%
Formula
Percentage change = [(39 - 218) / 218] x 100
Subtract the new number by the original number
39 - 218 = -179
-179 ÷ 218 = -0.8211009174311926
-0.8211009174311926 x 100 = -82.11%