168.4% is the change from 307 to 824
Calculation steps:
[( 824 - 307 ) ÷ 307] x 100 = 168.4%
Formula
Percentage change = [(824 - 307) / 307] x 100
Subtract the new number by the original number
824 - 307 = 517
517 ÷ 307 = 1.6840390879478828
1.6840390879478828 x 100 = 168.4%