-24.69% is the change from 636 to 479
Calculation steps:
[( 479 - 636 ) ÷ 636] x 100 = -24.69%
Formula
Percentage change = [(479 - 636) / 636] x 100
Subtract the new number by the original number
479 - 636 = -157
-157 ÷ 636 = -0.2468553459119497
-0.2468553459119497 x 100 = -24.69%