270.93% is the change from 258 to 957
Calculation steps:
[( 957 - 258 ) ÷ 258] x 100 = 270.93%
Formula
Percentage change = [(957 - 258) / 258] x 100
Subtract the new number by the original number
957 - 258 = 699
699 ÷ 258 = 2.7093023255813953
2.7093023255813953 x 100 = 270.93%