6.9% is the change from 927 to 991
Calculation steps:
[( 991 - 927 ) ÷ 927] x 100 = 6.9%
Formula
Percentage change = [(991 - 927) / 927] x 100
Subtract the new number by the original number
991 - 927 = 64
64 ÷ 927 = 0.06903991370010787
0.06903991370010787 x 100 = 6.9%