543.51% is the change from 154 to 991
Calculation steps:
[( 991 - 154 ) ÷ 154] x 100 = 543.51%
Formula
Percentage change = [(991 - 154) / 154] x 100
Subtract the new number by the original number
991 - 154 = 837
837 ÷ 154 = 5.435064935064935
5.435064935064935 x 100 = 543.51%