-54.74% is the change from 970 to 439
Calculation steps:
[( 439 - 970 ) ÷ 970] x 100 = -54.74%
Formula
Percentage change = [(439 - 970) / 970] x 100
Subtract the new number by the original number
439 - 970 = -531
-531 ÷ 970 = -0.5474226804123712
-0.5474226804123712 x 100 = -54.74%