-35.82% is the change from 966 to 620
Calculation steps:
[( 620 - 966 ) ÷ 966] x 100 = -35.82%
Formula
Percentage change = [(620 - 966) / 966] x 100
Subtract the new number by the original number
620 - 966 = -346
-346 ÷ 966 = -0.3581780538302277
-0.3581780538302277 x 100 = -35.82%