-74.74% is the change from 780 to 197
Calculation steps:
[( 197 - 780 ) ÷ 780] x 100 = -74.74%
Formula
Percentage change = [(197 - 780) / 780] x 100
Subtract the new number by the original number
197 - 780 = -583
-583 ÷ 780 = -0.7474358974358974
-0.7474358974358974 x 100 = -74.74%