-49.69% is the change from 477 to 240
Calculation steps:
[( 240 - 477 ) ÷ 477] x 100 = -49.69%
Formula
Percentage change = [(240 - 477) / 477] x 100
Subtract the new number by the original number
240 - 477 = -237
-237 ÷ 477 = -0.4968553459119497
-0.4968553459119497 x 100 = -49.69%