-48.28% is the change from 406 to 210
Calculation steps:
[( 210 - 406 ) ÷ 406] x 100 = -48.28%
Formula
Percentage change = [(210 - 406) / 406] x 100
Subtract the new number by the original number
210 - 406 = -196
-196 ÷ 406 = -0.4827586206896552
-0.4827586206896552 x 100 = -48.28%