170.79% is the change from 315 to 853
Calculation steps:
[( 853 - 315 ) ÷ 315] x 100 = 170.79%
Formula
Percentage change = [(853 - 315) / 315] x 100
Subtract the new number by the original number
853 - 315 = 538
538 ÷ 315 = 1.7079365079365079
1.7079365079365079 x 100 = 170.79%