106.51% is the change from 415 to 857
Calculation steps:
[( 857 - 415 ) ÷ 415] x 100 = 106.51%
Formula
Percentage change = [(857 - 415) / 415] x 100
Subtract the new number by the original number
857 - 415 = 442
442 ÷ 415 = 1.0650602409638554
1.0650602409638554 x 100 = 106.51%