19.35% is the change from 837 to 999
Calculation steps:
[( 999 - 837 ) ÷ 837] x 100 = 19.35%
Formula
Percentage change = [(999 - 837) / 837] x 100
Subtract the new number by the original number
999 - 837 = 162
162 ÷ 837 = 0.1935483870967742
0.1935483870967742 x 100 = 19.35%