-35.98% is the change from 981 to 628
Calculation steps:
[( 628 - 981 ) ÷ 981] x 100 = -35.98%
Formula
Percentage change = [(628 - 981) / 981] x 100
Subtract the new number by the original number
628 - 981 = -353
-353 ÷ 981 = -0.3598369011213048
-0.3598369011213048 x 100 = -35.98%