167.78% is the change from 90 to 241
Calculation steps:
[( 241 - 90 ) ÷ 90] x 100 = 167.78%
Formula
Percentage change = [(241 - 90) / 90] x 100
Subtract the new number by the original number
241 - 90 = 151
151 ÷ 90 = 1.6777777777777778
1.6777777777777778 x 100 = 167.78%