275.72% is the change from 243 to 913
Calculation steps:
[( 913 - 243 ) ÷ 243] x 100 = 275.72%
Formula
Percentage change = [(913 - 243) / 243] x 100
Subtract the new number by the original number
913 - 243 = 670
670 ÷ 243 = 2.757201646090535
2.757201646090535 x 100 = 275.72%