310.14% is the change from 207 to 849
Calculation steps:
[( 849 - 207 ) ÷ 207] x 100 = 310.14%
Formula
Percentage change = [(849 - 207) / 207] x 100
Subtract the new number by the original number
849 - 207 = 642
642 ÷ 207 = 3.101449275362319
3.101449275362319 x 100 = 310.14%