-49.65% is the change from 564 to 284
Calculation steps:
[( 284 - 564 ) ÷ 564] x 100 = -49.65%
Formula
Percentage change = [(284 - 564) / 564] x 100
Subtract the new number by the original number
284 - 564 = -280
-280 ÷ 564 = -0.49645390070921985
-0.49645390070921985 x 100 = -49.65%