-70.94% is the change from 117 to 34
Calculation steps:
[( 34 - 117 ) ÷ 117] x 100 = -70.94%
Formula
Percentage change = [(34 - 117) / 117] x 100
Subtract the new number by the original number
34 - 117 = -83
-83 ÷ 117 = -0.7094017094017094
-0.7094017094017094 x 100 = -70.94%