-45.26% is the change from 970 to 531
Calculation steps:
[( 531 - 970 ) ÷ 970] x 100 = -45.26%
Formula
Percentage change = [(531 - 970) / 970] x 100
Subtract the new number by the original number
531 - 970 = -439
-439 ÷ 970 = -0.45257731958762887
-0.45257731958762887 x 100 = -45.26%