543.23% is the change from 155 to 997
Calculation steps:
[( 997 - 155 ) ÷ 155] x 100 = 543.23%
Formula
Percentage change = [(997 - 155) / 155] x 100
Subtract the new number by the original number
997 - 155 = 842
842 ÷ 155 = 5.432258064516129
5.432258064516129 x 100 = 543.23%