-58.72% is the change from 390 to 161
Calculation steps:
[( 161 - 390 ) ÷ 390] x 100 = -58.72%
Formula
Percentage change = [(161 - 390) / 390] x 100
Subtract the new number by the original number
161 - 390 = -229
-229 ÷ 390 = -0.5871794871794872
-0.5871794871794872 x 100 = -58.72%