-46.91% is the change from 970 to 515
Calculation steps:
[( 515 - 970 ) ÷ 970] x 100 = -46.91%
Formula
Percentage change = [(515 - 970) / 970] x 100
Subtract the new number by the original number
515 - 970 = -455
-455 ÷ 970 = -0.4690721649484536
-0.4690721649484536 x 100 = -46.91%