-5.05% is the change from 950 to 902
Calculation steps:
[( 902 - 950 ) ÷ 950] x 100 = -5.05%
Formula
Percentage change = [(902 - 950) / 950] x 100
Subtract the new number by the original number
902 - 950 = -48
-48 ÷ 950 = -0.05052631578947368
-0.05052631578947368 x 100 = -5.05%