-39.32% is the change from 117 to 71
Calculation steps:
[( 71 - 117 ) ÷ 117] x 100 = -39.32%
Formula
Percentage change = [(71 - 117) / 117] x 100
Subtract the new number by the original number
71 - 117 = -46
-46 ÷ 117 = -0.39316239316239315
-0.39316239316239315 x 100 = -39.32%