-80.21% is the change from 773 to 153
Calculation steps:
[( 153 - 773 ) ÷ 773] x 100 = -80.21%
Formula
Percentage change = [(153 - 773) / 773] x 100
Subtract the new number by the original number
153 - 773 = -620
-620 ÷ 773 = -0.8020698576972833
-0.8020698576972833 x 100 = -80.21%