-47.13% is the change from 314 to 166
Calculation steps:
[( 166 - 314 ) ÷ 314] x 100 = -47.13%
Formula
Percentage change = [(166 - 314) / 314] x 100
Subtract the new number by the original number
166 - 314 = -148
-148 ÷ 314 = -0.4713375796178344
-0.4713375796178344 x 100 = -47.13%