-63% is the change from 773 to 286
Calculation steps:
[( 286 - 773 ) ÷ 773] x 100 = -63%
Formula
Percentage change = [(286 - 773) / 773] x 100
Subtract the new number by the original number
286 - 773 = -487
-487 ÷ 773 = -0.630012936610608
-0.630012936610608 x 100 = -63%