28.55% is the change from 669 to 860
Calculation steps:
[( 860 - 669 ) ÷ 669] x 100 = 28.55%
Formula
Percentage change = [(860 - 669) / 669] x 100
Subtract the new number by the original number
860 - 669 = 191
191 ÷ 669 = 0.28550074738415543
0.28550074738415543 x 100 = 28.55%