71.92% is the change from 146 to 251
Calculation steps:
[( 251 - 146 ) ÷ 146] x 100 = 71.92%
Formula
Percentage change = [(251 - 146) / 146] x 100
Subtract the new number by the original number
251 - 146 = 105
105 ÷ 146 = 0.7191780821917808
0.7191780821917808 x 100 = 71.92%