-60% is the change from 950 to 380
Calculation steps:
[( 380 - 950 ) ÷ 950] x 100 = -60%
Formula
Percentage change = [(380 - 950) / 950] x 100
Subtract the new number by the original number
380 - 950 = -570
-570 ÷ 950 = -0.6
-0.6 x 100 = -60%
Example