-90.96% is the change from 188 to 17
Calculation steps:
[( 17 - 188 ) ÷ 188] x 100 = -90.96%
Formula
Percentage change = [(17 - 188) / 188] x 100
Subtract the new number by the original number
17 - 188 = -171
-171 ÷ 188 = -0.9095744680851063
-0.9095744680851063 x 100 = -90.96%