-50.89% is the change from 564 to 277
Calculation steps:
[( 277 - 564 ) ÷ 564] x 100 = -50.89%
Formula
Percentage change = [(277 - 564) / 564] x 100
Subtract the new number by the original number
277 - 564 = -287
-287 ÷ 564 = -0.5088652482269503
-0.5088652482269503 x 100 = -50.89%