93.33% is the change from 150 to 290
Calculation steps:
[( 290 - 150 ) ÷ 150] x 100 = 93.33%
Formula
Percentage change = [(290 - 150) / 150] x 100
Subtract the new number by the original number
290 - 150 = 140
140 ÷ 150 = 0.9333333333333333
0.9333333333333333 x 100 = 93.33%