-95.43% is the change from 197 to 9
Calculation steps:
[( 9 - 197 ) ÷ 197] x 100 = -95.43%
Formula
Percentage change = [(9 - 197) / 197] x 100
Subtract the new number by the original number
9 - 197 = -188
-188 ÷ 197 = -0.9543147208121827
-0.9543147208121827 x 100 = -95.43%