185.99% is the change from 307 to 878
Calculation steps:
[( 878 - 307 ) ÷ 307] x 100 = 185.99%
Formula
Percentage change = [(878 - 307) / 307] x 100
Subtract the new number by the original number
878 - 307 = 571
571 ÷ 307 = 1.8599348534201954
1.8599348534201954 x 100 = 185.99%