341.26% is the change from 143 to 631
Calculation steps:
[( 631 - 143 ) ÷ 143] x 100 = 341.26%
Formula
Percentage change = [(631 - 143) / 143] x 100
Subtract the new number by the original number
631 - 143 = 488
488 ÷ 143 = 3.4125874125874125
3.4125874125874125 x 100 = 341.26%