144.58% is the change from 240 to 587
Calculation steps:
[( 587 - 240 ) ÷ 240] x 100 = 144.58%
Formula
Percentage change = [(587 - 240) / 240] x 100
Subtract the new number by the original number
587 - 240 = 347
347 ÷ 240 = 1.4458333333333333
1.4458333333333333 x 100 = 144.58%