6.56% is the change from 930 to 991
Calculation steps:
[( 991 - 930 ) ÷ 930] x 100 = 6.56%
Formula
Percentage change = [(991 - 930) / 930] x 100
Subtract the new number by the original number
991 - 930 = 61
61 ÷ 930 = 0.06559139784946237
0.06559139784946237 x 100 = 6.56%