-14.72% is the change from 163 to 139
Calculation steps:
[( 139 - 163 ) ÷ 163] x 100 = -14.72%
Formula
Percentage change = [(139 - 163) / 163] x 100
Subtract the new number by the original number
139 - 163 = -24
-24 ÷ 163 = -0.147239263803681
-0.147239263803681 x 100 = -14.72%