-1.79% is the change from 950 to 933
Calculation steps:
[( 933 - 950 ) ÷ 950] x 100 = -1.79%
Formula
Percentage change = [(933 - 950) / 950] x 100
Subtract the new number by the original number
933 - 950 = -17
-17 ÷ 950 = -0.017894736842105262
-0.017894736842105262 x 100 = -1.79%