290.94% is the change from 254 to 993
Calculation steps:
[( 993 - 254 ) ÷ 254] x 100 = 290.94%
Formula
Percentage change = [(993 - 254) / 254] x 100
Subtract the new number by the original number
993 - 254 = 739
739 ÷ 254 = 2.909448818897638
2.909448818897638 x 100 = 290.94%