140.11% is the change from 349 to 838
Calculation steps:
[( 838 - 349 ) ÷ 349] x 100 = 140.11%
Formula
Percentage change = [(838 - 349) / 349] x 100
Subtract the new number by the original number
838 - 349 = 489
489 ÷ 349 = 1.4011461318051577
1.4011461318051577 x 100 = 140.11%