-54.5% is the change from 778 to 354
Calculation steps:
[( 354 - 778 ) ÷ 778] x 100 = -54.5%
Formula
Percentage change = [(354 - 778) / 778] x 100
Subtract the new number by the original number
354 - 778 = -424
-424 ÷ 778 = -0.5449871465295629
-0.5449871465295629 x 100 = -54.5%