-77.3% is the change from 586 to 133
Calculation steps:
[( 133 - 586 ) ÷ 586] x 100 = -77.3%
Formula
Percentage change = [(133 - 586) / 586] x 100
Subtract the new number by the original number
133 - 586 = -453
-453 ÷ 586 = -0.773037542662116
-0.773037542662116 x 100 = -77.3%