175.24% is the change from 307 to 845
Calculation steps:
[( 845 - 307 ) ÷ 307] x 100 = 175.24%
Formula
Percentage change = [(845 - 307) / 307] x 100
Subtract the new number by the original number
845 - 307 = 538
538 ÷ 307 = 1.752442996742671
1.752442996742671 x 100 = 175.24%