-27.89% is the change from 778 to 561
Calculation steps:
[( 561 - 778 ) ÷ 778] x 100 = -27.89%
Formula
Percentage change = [(561 - 778) / 778] x 100
Subtract the new number by the original number
561 - 778 = -217
-217 ÷ 778 = -0.27892030848329047
-0.27892030848329047 x 100 = -27.89%