-22.49% is the change from 618 to 479
Calculation steps:
[( 479 - 618 ) ÷ 618] x 100 = -22.49%
Formula
Percentage change = [(479 - 618) / 618] x 100
Subtract the new number by the original number
479 - 618 = -139
-139 ÷ 618 = -0.22491909385113268
-0.22491909385113268 x 100 = -22.49%