139.09% is the change from 243 to 581
Calculation steps:
[( 581 - 243 ) ÷ 243] x 100 = 139.09%
Formula
Percentage change = [(581 - 243) / 243] x 100
Subtract the new number by the original number
581 - 243 = 338
338 ÷ 243 = 1.3909465020576133
1.3909465020576133 x 100 = 139.09%