-37.22% is the change from 970 to 609
Calculation steps:
[( 609 - 970 ) ÷ 970] x 100 = -37.22%
Formula
Percentage change = [(609 - 970) / 970] x 100
Subtract the new number by the original number
609 - 970 = -361
-361 ÷ 970 = -0.37216494845360826
-0.37216494845360826 x 100 = -37.22%