Sixty-eight hundred-thousandths = 0.00068
nine hundred and sixty eight thousandths is 0.968.
In words it is sixty-three point zero nine eight. Or sixty-three and ninety-eight thousandths.
0.068 in word form sixty-eight thousandths or point zero six eight.
Sixty-eight hundred-thousandths written in decimal form is 0.00068
If you mean sixty-eight billion and forty-five thousandths, then it'd be 68,000,000,000.045. If you mean sixty-eight billion forty-five thousands, then it'd be 68,000,045,000.
Nine hundred sixty-eight thousandths in decimal form is 0.968