143.8% is the change from 347 to 846
Calculation steps:
[( 846 - 347 ) ÷ 347] x 100 = 143.8%
Formula
Percentage change = [(846 - 347) / 347] x 100
Subtract the new number by the original number
846 - 347 = 499
499 ÷ 347 = 1.4380403458213256
1.4380403458213256 x 100 = 143.8%