-38.01% is the change from 997 to 618
Calculation steps:
[( 618 - 997 ) ÷ 997] x 100 = -38.01%
Formula
Percentage change = [(618 - 997) / 997] x 100
Subtract the new number by the original number
618 - 997 = -379
-379 ÷ 997 = -0.3801404212637914
-0.3801404212637914 x 100 = -38.01%