2.91% is the change from 826 to 850
Calculation steps:
[( 850 - 826 ) ÷ 826] x 100 = 2.91%
Formula
Percentage change = [(850 - 826) / 826] x 100
Subtract the new number by the original number
850 - 826 = 24
24 ÷ 826 = 0.029055690072639227
0.029055690072639227 x 100 = 2.91%