-45.03% is the change from 171 to 94
Calculation steps:
[( 94 - 171 ) ÷ 171] x 100 = -45.03%
Formula
Percentage change = [(94 - 171) / 171] x 100
Subtract the new number by the original number
94 - 171 = -77
-77 ÷ 171 = -0.4502923976608187
-0.4502923976608187 x 100 = -45.03%