-27.02% is the change from 618 to 451
Calculation steps:
[( 451 - 618 ) ÷ 618] x 100 = -27.02%
Formula
Percentage change = [(451 - 618) / 618] x 100
Subtract the new number by the original number
451 - 618 = -167
-167 ÷ 618 = -0.2702265372168285
-0.2702265372168285 x 100 = -27.02%