7.71% is the change from 921 to 992
Calculation steps:
[( 992 - 921 ) ÷ 921] x 100 = 7.71%
Formula
Percentage change = [(992 - 921) / 921] x 100
Subtract the new number by the original number
992 - 921 = 71
71 ÷ 921 = 0.07709011943539631
0.07709011943539631 x 100 = 7.71%