27.2% is the change from 669 to 851
Calculation steps:
[( 851 - 669 ) ÷ 669] x 100 = 27.2%
Formula
Percentage change = [(851 - 669) / 669] x 100
Subtract the new number by the original number
851 - 669 = 182
182 ÷ 669 = 0.27204783258594917
0.27204783258594917 x 100 = 27.2%