-47.75% is the change from 777 to 406
Calculation steps:
[( 406 - 777 ) ÷ 777] x 100 = -47.75%
Formula
Percentage change = [(406 - 777) / 777] x 100
Subtract the new number by the original number
406 - 777 = -371
-371 ÷ 777 = -0.4774774774774775
-0.4774774774774775 x 100 = -47.75%