-13.57% is the change from 715 to 618
Calculation steps:
[( 618 - 715 ) ÷ 715] x 100 = -13.57%
Formula
Percentage change = [(618 - 715) / 715] x 100
Subtract the new number by the original number
618 - 715 = -97
-97 ÷ 715 = -0.13566433566433567
-0.13566433566433567 x 100 = -13.57%