153.3% is the change from 394 to 998
Calculation steps:
[( 998 - 394 ) ÷ 394] x 100 = 153.3%
Formula
Percentage change = [(998 - 394) / 394] x 100
Subtract the new number by the original number
998 - 394 = 604
604 ÷ 394 = 1.532994923857868
1.532994923857868 x 100 = 153.3%