2.43% is the change from 824 to 844
Calculation steps:
[( 844 - 824 ) ÷ 824] x 100 = 2.43%
Formula
Percentage change = [(844 - 824) / 824] x 100
Subtract the new number by the original number
844 - 824 = 20
20 ÷ 824 = 0.024271844660194174
0.024271844660194174 x 100 = 2.43%