-39.48% is the change from 970 to 587
Calculation steps:
[( 587 - 970 ) ÷ 970] x 100 = -39.48%
Formula
Percentage change = [(587 - 970) / 970] x 100
Subtract the new number by the original number
587 - 970 = -383
-383 ÷ 970 = -0.39484536082474225
-0.39484536082474225 x 100 = -39.48%