You write it like this, 9.6 .
6.9
Nine and six tenths.
900.6
9,000,002.6
Six hundred ninety.
Six and nine tenths percent.
6.9 = six and nine tenths.
56.9
Seventy-six and nine tenths.
Five million three hundred thousand twenty-nine and six tenths is 5,300,029.6
six and nine thousandths
It is 9605.9