-36.9% is the change from 981 to 619
Calculation steps:
[( 619 - 981 ) ÷ 981] x 100 = -36.9%
Formula
Percentage change = [(619 - 981) / 981] x 100
Subtract the new number by the original number
619 - 981 = -362
-362 ÷ 981 = -0.3690112130479103
-0.3690112130479103 x 100 = -36.9%