49.35% is the change from 154 to 230
Calculation steps:
[( 230 - 154 ) ÷ 154] x 100 = 49.35%
Formula
Percentage change = [(230 - 154) / 154] x 100
Subtract the new number by the original number
230 - 154 = 76
76 ÷ 154 = 0.4935064935064935
0.4935064935064935 x 100 = 49.35%