-78.25% is the change from 970 to 211
Calculation steps:
[( 211 - 970 ) ÷ 970] x 100 = -78.25%
Formula
Percentage change = [(211 - 970) / 970] x 100
Subtract the new number by the original number
211 - 970 = -759
-759 ÷ 970 = -0.7824742268041237
-0.7824742268041237 x 100 = -78.25%