0.61% is the change from 990 to 996
Calculation steps:
[( 996 - 990 ) ÷ 990] x 100 = 0.61%
Formula
Percentage change = [(996 - 990) / 990] x 100
Subtract the new number by the original number
996 - 990 = 6
6 ÷ 990 = 0.006060606060606061
0.006060606060606061 x 100 = 0.61%