-8.31% is the change from 650 to 596
Calculation steps:
[( 596 - 650 ) ÷ 650] x 100 = -8.31%
Formula
Percentage change = [(596 - 650) / 650] x 100
Subtract the new number by the original number
596 - 650 = -54
-54 ÷ 650 = -0.08307692307692308
-0.08307692307692308 x 100 = -8.31%