153.69% is the change from 393 to 997
Calculation steps:
[( 997 - 393 ) ÷ 393] x 100 = 153.69%
Formula
Percentage change = [(997 - 393) / 393] x 100
Subtract the new number by the original number
997 - 393 = 604
604 ÷ 393 = 1.5368956743002544
1.5368956743002544 x 100 = 153.69%