144% is the change from 350 to 854
Calculation steps:
[( 854 - 350 ) ÷ 350] x 100 = 144%
Formula
Percentage change = [(854 - 350) / 350] x 100
Subtract the new number by the original number
854 - 350 = 504
504 ÷ 350 = 1.44
1.44 x 100 = 144%
Example