-49.59% is the change from 488 to 246
Calculation steps:
[( 246 - 488 ) ÷ 488] x 100 = -49.59%
Formula
Percentage change = [(246 - 488) / 488] x 100
Subtract the new number by the original number
246 - 488 = -242
-242 ÷ 488 = -0.4959016393442623
-0.4959016393442623 x 100 = -49.59%