-75.13% is the change from 197 to 49
Calculation steps:
[( 49 - 197 ) ÷ 197] x 100 = -75.13%
Formula
Percentage change = [(49 - 197) / 197] x 100
Subtract the new number by the original number
49 - 197 = -148
-148 ÷ 197 = -0.751269035532995
-0.751269035532995 x 100 = -75.13%