8.36% is the change from 921 to 998
Calculation steps:
[( 998 - 921 ) ÷ 921] x 100 = 8.36%
Formula
Percentage change = [(998 - 921) / 921] x 100
Subtract the new number by the original number
998 - 921 = 77
77 ÷ 921 = 0.08360477741585233
0.08360477741585233 x 100 = 8.36%