-48.88% is the change from 626 to 320
Calculation steps:
[( 320 - 626 ) ÷ 626] x 100 = -48.88%
Formula
Percentage change = [(320 - 626) / 626] x 100
Subtract the new number by the original number
320 - 626 = -306
-306 ÷ 626 = -0.48881789137380194
-0.48881789137380194 x 100 = -48.88%