149.27% is the change from 341 to 850
Calculation steps:
[( 850 - 341 ) ÷ 341] x 100 = 149.27%
Formula
Percentage change = [(850 - 341) / 341] x 100
Subtract the new number by the original number
850 - 341 = 509
509 ÷ 341 = 1.4926686217008798
1.4926686217008798 x 100 = 149.27%