-50.09% is the change from 547 to 273
Calculation steps:
[( 273 - 547 ) ÷ 547] x 100 = -50.09%
Formula
Percentage change = [(273 - 547) / 547] x 100
Subtract the new number by the original number
273 - 547 = -274
-274 ÷ 547 = -0.5009140767824497
-0.5009140767824497 x 100 = -50.09%