-66.61% is the change from 626 to 209
Calculation steps:
[( 209 - 626 ) ÷ 626] x 100 = -66.61%
Formula
Percentage change = [(209 - 626) / 626] x 100
Subtract the new number by the original number
209 - 626 = -417
-417 ÷ 626 = -0.6661341853035144
-0.6661341853035144 x 100 = -66.61%