21.91% is the change from 703 to 857
Calculation steps:
[( 857 - 703 ) ÷ 703] x 100 = 21.91%
Formula
Percentage change = [(857 - 703) / 703] x 100
Subtract the new number by the original number
857 - 703 = 154
154 ÷ 703 = 0.21906116642958748
0.21906116642958748 x 100 = 21.91%