-9.29% is the change from 183 to 166
Calculation steps:
[( 166 - 183 ) ÷ 183] x 100 = -9.29%
Formula
Percentage change = [(166 - 183) / 183] x 100
Subtract the new number by the original number
166 - 183 = -17
-17 ÷ 183 = -0.09289617486338798
-0.09289617486338798 x 100 = -9.29%