-6.83% is the change from 293 to 273
Calculation steps:
[( 273 - 293 ) ÷ 293] x 100 = -6.83%
Formula
Percentage change = [(273 - 293) / 293] x 100
Subtract the new number by the original number
273 - 293 = -20
-20 ÷ 293 = -0.06825938566552901
-0.06825938566552901 x 100 = -6.83%