-65.36% is the change from 970 to 336
Calculation steps:
[( 336 - 970 ) ÷ 970] x 100 = -65.36%
Formula
Percentage change = [(336 - 970) / 970] x 100
Subtract the new number by the original number
336 - 970 = -634
-634 ÷ 970 = -0.6536082474226804
-0.6536082474226804 x 100 = -65.36%