176.55% is the change from 307 to 849
Calculation steps:
[( 849 - 307 ) ÷ 307] x 100 = 176.55%
Formula
Percentage change = [(849 - 307) / 307] x 100
Subtract the new number by the original number
849 - 307 = 542
542 ÷ 307 = 1.765472312703583
1.765472312703583 x 100 = 176.55%