-68.29% is the change from 659 to 209
Calculation steps:
[( 209 - 659 ) ÷ 659] x 100 = -68.29%
Formula
Percentage change = [(209 - 659) / 659] x 100
Subtract the new number by the original number
209 - 659 = -450
-450 ÷ 659 = -0.6828528072837633
-0.6828528072837633 x 100 = -68.29%