40.13% is the change from 618 to 866
Calculation steps:
[( 866 - 618 ) ÷ 618] x 100 = 40.13%
Formula
Percentage change = [(866 - 618) / 618] x 100
Subtract the new number by the original number
866 - 618 = 248
248 ÷ 618 = 0.40129449838187703
0.40129449838187703 x 100 = 40.13%