-91.28% is the change from 195 to 17
Calculation steps:
[( 17 - 195 ) ÷ 195] x 100 = -91.28%
Formula
Percentage change = [(17 - 195) / 195] x 100
Subtract the new number by the original number
17 - 195 = -178
-178 ÷ 195 = -0.9128205128205128
-0.9128205128205128 x 100 = -91.28%