-64.29% is the change from 773 to 276
Calculation steps:
[( 276 - 773 ) ÷ 773] x 100 = -64.29%
Formula
Percentage change = [(276 - 773) / 773] x 100
Subtract the new number by the original number
276 - 773 = -497
-497 ÷ 773 = -0.6429495472186287
-0.6429495472186287 x 100 = -64.29%