176.19% is the change from 315 to 870
Calculation steps:
[( 870 - 315 ) ÷ 315] x 100 = 176.19%
Formula
Percentage change = [(870 - 315) / 315] x 100
Subtract the new number by the original number
870 - 315 = 555
555 ÷ 315 = 1.7619047619047619
1.7619047619047619 x 100 = 176.19%