-30.74% is the change from 950 to 658
Calculation steps:
[( 658 - 950 ) ÷ 950] x 100 = -30.74%
Formula
Percentage change = [(658 - 950) / 950] x 100
Subtract the new number by the original number
658 - 950 = -292
-292 ÷ 950 = -0.30736842105263157
-0.30736842105263157 x 100 = -30.74%