259.26% is the change from 243 to 873
Calculation steps:
[( 873 - 243 ) ÷ 243] x 100 = 259.26%
Formula
Percentage change = [(873 - 243) / 243] x 100
Subtract the new number by the original number
873 - 243 = 630
630 ÷ 243 = 2.5925925925925926
2.5925925925925926 x 100 = 259.26%