-84.25% is the change from 273 to 43
Calculation steps:
[( 43 - 273 ) ÷ 273] x 100 = -84.25%
Formula
Percentage change = [(43 - 273) / 273] x 100
Subtract the new number by the original number
43 - 273 = -230
-230 ÷ 273 = -0.8424908424908425
-0.8424908424908425 x 100 = -84.25%