43.33% is the change from 150 to 215
Calculation steps:
[( 215 - 150 ) ÷ 150] x 100 = 43.33%
Formula
Percentage change = [(215 - 150) / 150] x 100
Subtract the new number by the original number
215 - 150 = 65
65 ÷ 150 = 0.43333333333333335
0.43333333333333335 x 100 = 43.33%