343.66% is the change from 142 to 630
Calculation steps:
[( 630 - 142 ) ÷ 142] x 100 = 343.66%
Formula
Percentage change = [(630 - 142) / 142] x 100
Subtract the new number by the original number
630 - 142 = 488
488 ÷ 142 = 3.436619718309859
3.436619718309859 x 100 = 343.66%