10.04% is the change from 837 to 921
Calculation steps:
[( 921 - 837 ) ÷ 837] x 100 = 10.04%
Formula
Percentage change = [(921 - 837) / 837] x 100
Subtract the new number by the original number
921 - 837 = 84
84 ÷ 837 = 0.1003584229390681
0.1003584229390681 x 100 = 10.04%