-51.85% is the change from 243 to 117
Calculation steps:
[( 117 - 243 ) ÷ 243] x 100 = -51.85%
Formula
Percentage change = [(117 - 243) / 243] x 100
Subtract the new number by the original number
117 - 243 = -126
-126 ÷ 243 = -0.5185185185185185
-0.5185185185185185 x 100 = -51.85%