448.99% is the change from 149 to 818
Calculation steps:
[( 818 - 149 ) ÷ 149] x 100 = 448.99%
Formula
Percentage change = [(818 - 149) / 149] x 100
Subtract the new number by the original number
818 - 149 = 669
669 ÷ 149 = 4.489932885906041
4.489932885906041 x 100 = 448.99%