370.42% is the change from 142 to 668
Calculation steps:
[( 668 - 142 ) ÷ 142] x 100 = 370.42%
Formula
Percentage change = [(668 - 142) / 142] x 100
Subtract the new number by the original number
668 - 142 = 526
526 ÷ 142 = 3.704225352112676
3.704225352112676 x 100 = 370.42%