-50.21% is the change from 970 to 483
Calculation steps:
[( 483 - 970 ) ÷ 970] x 100 = -50.21%
Formula
Percentage change = [(483 - 970) / 970] x 100
Subtract the new number by the original number
483 - 970 = -487
-487 ÷ 970 = -0.5020618556701031
-0.5020618556701031 x 100 = -50.21%