-54.21% is the change from 618 to 283
Calculation steps:
[( 283 - 618 ) ÷ 618] x 100 = -54.21%
Formula
Percentage change = [(283 - 618) / 618] x 100
Subtract the new number by the original number
283 - 618 = -335
-335 ÷ 618 = -0.5420711974110033
-0.5420711974110033 x 100 = -54.21%