3.7% is the change from 837 to 868
Calculation steps:
[( 868 - 837 ) ÷ 837] x 100 = 3.7%
Formula
Percentage change = [(868 - 837) / 837] x 100
Subtract the new number by the original number
868 - 837 = 31
31 ÷ 837 = 0.037037037037037035
0.037037037037037035 x 100 = 3.7%