-28.88% is the change from 277 to 197
Calculation steps:
[( 197 - 277 ) ÷ 277] x 100 = -28.88%
Formula
Percentage change = [(197 - 277) / 277] x 100
Subtract the new number by the original number
197 - 277 = -80
-80 ÷ 277 = -0.2888086642599278
-0.2888086642599278 x 100 = -28.88%