-37.92% is the change from 981 to 609
Calculation steps:
[( 609 - 981 ) ÷ 981] x 100 = -37.92%
Formula
Percentage change = [(609 - 981) / 981] x 100
Subtract the new number by the original number
609 - 981 = -372
-372 ÷ 981 = -0.37920489296636084
-0.37920489296636084 x 100 = -37.92%