-26.29% is the change from 970 to 715
Calculation steps:
[( 715 - 970 ) ÷ 970] x 100 = -26.29%
Formula
Percentage change = [(715 - 970) / 970] x 100
Subtract the new number by the original number
715 - 970 = -255
-255 ÷ 970 = -0.26288659793814434
-0.26288659793814434 x 100 = -26.29%