-79.77% is the change from 974 to 197
Calculation steps:
[( 197 - 974 ) ÷ 974] x 100 = -79.77%
Formula
Percentage change = [(197 - 974) / 974] x 100
Subtract the new number by the original number
197 - 974 = -777
-777 ÷ 974 = -0.797741273100616
-0.797741273100616 x 100 = -79.77%