7.49% is the change from 921 to 990
Calculation steps:
[( 990 - 921 ) ÷ 921] x 100 = 7.49%
Formula
Percentage change = [(990 - 921) / 921] x 100
Subtract the new number by the original number
990 - 921 = 69
69 ÷ 921 = 0.0749185667752443
0.0749185667752443 x 100 = 7.49%