50% is the change from 114 to 171
Calculation steps:
[( 171 - 114 ) ÷ 114] x 100 = 50%
Formula
Percentage change = [(171 - 114) / 114] x 100
Subtract the new number by the original number
171 - 114 = 57
57 ÷ 114 = 0.5
0.5 x 100 = 50%
Example