-36.75% is the change from 977 to 618
Calculation steps:
[( 618 - 977 ) ÷ 977] x 100 = -36.75%
Formula
Percentage change = [(618 - 977) / 977] x 100
Subtract the new number by the original number
618 - 977 = -359
-359 ÷ 977 = -0.36745138178096215
-0.36745138178096215 x 100 = -36.75%