-21.05% is the change from 950 to 750
Calculation steps:
[( 750 - 950 ) ÷ 950] x 100 = -21.05%
Formula
Percentage change = [(750 - 950) / 950] x 100
Subtract the new number by the original number
750 - 950 = -200
-200 ÷ 950 = -0.21052631578947367
-0.21052631578947367 x 100 = -21.05%