-59.9% is the change from 773 to 310
Calculation steps:
[( 310 - 773 ) ÷ 773] x 100 = -59.9%
Formula
Percentage change = [(310 - 773) / 773] x 100
Subtract the new number by the original number
310 - 773 = -463
-463 ÷ 773 = -0.5989650711513583
-0.5989650711513583 x 100 = -59.9%