-33.74% is the change from 981 to 650
Calculation steps:
[( 650 - 981 ) ÷ 981] x 100 = -33.74%
Formula
Percentage change = [(650 - 981) / 981] x 100
Subtract the new number by the original number
650 - 981 = -331
-331 ÷ 981 = -0.33741080530071355
-0.33741080530071355 x 100 = -33.74%