22.43% is the change from 700 to 857
Calculation steps:
[( 857 - 700 ) ÷ 700] x 100 = 22.43%
Formula
Percentage change = [(857 - 700) / 700] x 100
Subtract the new number by the original number
857 - 700 = 157
157 ÷ 700 = 0.22428571428571428
0.22428571428571428 x 100 = 22.43%