311.27% is the change from 142 to 584
Calculation steps:
[( 584 - 142 ) ÷ 142] x 100 = 311.27%
Formula
Percentage change = [(584 - 142) / 142] x 100
Subtract the new number by the original number
584 - 142 = 442
442 ÷ 142 = 3.112676056338028
3.112676056338028 x 100 = 311.27%