-54.25% is the change from 776 to 355
Calculation steps:
[( 355 - 776 ) ÷ 776] x 100 = -54.25%
Formula
Percentage change = [(355 - 776) / 776] x 100
Subtract the new number by the original number
355 - 776 = -421
-421 ÷ 776 = -0.5425257731958762
-0.5425257731958762 x 100 = -54.25%