-49.88% is the change from 419 to 210
Calculation steps:
[( 210 - 419 ) ÷ 419] x 100 = -49.88%
Formula
Percentage change = [(210 - 419) / 419] x 100
Subtract the new number by the original number
210 - 419 = -209
-209 ÷ 419 = -0.4988066825775656
-0.4988066825775656 x 100 = -49.88%