-27.66% is the change from 788 to 570
Calculation steps:
[( 570 - 788 ) ÷ 788] x 100 = -27.66%
Formula
Percentage change = [(570 - 788) / 788] x 100
Subtract the new number by the original number
570 - 788 = -218
-218 ÷ 788 = -0.2766497461928934
-0.2766497461928934 x 100 = -27.66%