-68.67% is the change from 233 to 73
Calculation steps:
[( 73 - 233 ) ÷ 233] x 100 = -68.67%
Formula
Percentage change = [(73 - 233) / 233] x 100
Subtract the new number by the original number
73 - 233 = -160
-160 ÷ 233 = -0.6866952789699571
-0.6866952789699571 x 100 = -68.67%