176.45% is the change from 310 to 857
Calculation steps:
[( 857 - 310 ) ÷ 310] x 100 = 176.45%
Formula
Percentage change = [(857 - 310) / 310] x 100
Subtract the new number by the original number
857 - 310 = 547
547 ÷ 310 = 1.764516129032258
1.764516129032258 x 100 = 176.45%