-55.25% is the change from 619 to 277
Calculation steps:
[( 277 - 619 ) ÷ 619] x 100 = -55.25%
Formula
Percentage change = [(277 - 619) / 619] x 100
Subtract the new number by the original number
277 - 619 = -342
-342 ÷ 619 = -0.5525040387722132
-0.5525040387722132 x 100 = -55.25%