-73.2% is the change from 970 to 260
Calculation steps:
[( 260 - 970 ) ÷ 970] x 100 = -73.2%
Formula
Percentage change = [(260 - 970) / 970] x 100
Subtract the new number by the original number
260 - 970 = -710
-710 ÷ 970 = -0.7319587628865979
-0.7319587628865979 x 100 = -73.2%