224.51% is the change from 306 to 993
Calculation steps:
[( 993 - 306 ) ÷ 306] x 100 = 224.51%
Formula
Percentage change = [(993 - 306) / 306] x 100
Subtract the new number by the original number
993 - 306 = 687
687 ÷ 306 = 2.2450980392156863
2.2450980392156863 x 100 = 224.51%