-18.76% is the change from 970 to 788
Calculation steps:
[( 788 - 970 ) ÷ 970] x 100 = -18.76%
Formula
Percentage change = [(788 - 970) / 970] x 100
Subtract the new number by the original number
788 - 970 = -182
-182 ÷ 970 = -0.18762886597938144
-0.18762886597938144 x 100 = -18.76%