-70.52% is the change from 970 to 286
Calculation steps:
[( 286 - 970 ) ÷ 970] x 100 = -70.52%
Formula
Percentage change = [(286 - 970) / 970] x 100
Subtract the new number by the original number
286 - 970 = -684
-684 ÷ 970 = -0.7051546391752578
-0.7051546391752578 x 100 = -70.52%