-37.28% is the change from 778 to 488
Calculation steps:
[( 488 - 778 ) ÷ 778] x 100 = -37.28%
Formula
Percentage change = [(488 - 778) / 778] x 100
Subtract the new number by the original number
488 - 778 = -290
-290 ÷ 778 = -0.37275064267352187
-0.37275064267352187 x 100 = -37.28%