21.05% is the change from 703 to 851
Calculation steps:
[( 851 - 703 ) ÷ 703] x 100 = 21.05%
Formula
Percentage change = [(851 - 703) / 703] x 100
Subtract the new number by the original number
851 - 703 = 148
148 ÷ 703 = 0.21052631578947367
0.21052631578947367 x 100 = 21.05%