-34.95% is the change from 618 to 402
Calculation steps:
[( 402 - 618 ) ÷ 618] x 100 = -34.95%
Formula
Percentage change = [(402 - 618) / 618] x 100
Subtract the new number by the original number
402 - 618 = -216
-216 ÷ 618 = -0.34951456310679613
-0.34951456310679613 x 100 = -34.95%