-29.79% is the change from 950 to 667
Calculation steps:
[( 667 - 950 ) ÷ 950] x 100 = -29.79%
Formula
Percentage change = [(667 - 950) / 950] x 100
Subtract the new number by the original number
667 - 950 = -283
-283 ÷ 950 = -0.29789473684210527
-0.29789473684210527 x 100 = -29.79%