237.21% is the change from 258 to 870
Calculation steps:
[( 870 - 258 ) ÷ 258] x 100 = 237.21%
Formula
Percentage change = [(870 - 258) / 258] x 100
Subtract the new number by the original number
870 - 258 = 612
612 ÷ 258 = 2.372093023255814
2.372093023255814 x 100 = 237.21%