-49.13% is the change from 230 to 117
Calculation steps:
[( 117 - 230 ) ÷ 230] x 100 = -49.13%
Formula
Percentage change = [(117 - 230) / 230] x 100
Subtract the new number by the original number
117 - 230 = -113
-113 ÷ 230 = -0.49130434782608695
-0.49130434782608695 x 100 = -49.13%