144.8% is the change from 346 to 847
Calculation steps:
[( 847 - 346 ) ÷ 346] x 100 = 144.8%
Formula
Percentage change = [(847 - 346) / 346] x 100
Subtract the new number by the original number
847 - 346 = 501
501 ÷ 346 = 1.4479768786127167
1.4479768786127167 x 100 = 144.8%