-49.27% is the change from 477 to 242
Calculation steps:
[( 242 - 477 ) ÷ 477] x 100 = -49.27%
Formula
Percentage change = [(242 - 477) / 477] x 100
Subtract the new number by the original number
242 - 477 = -235
-235 ÷ 477 = -0.49266247379454925
-0.49266247379454925 x 100 = -49.27%