The value of 1.999. in the form of mn, where m and n are integers and

1.	The value of 1.999. in the form of mn, where m and n are integers and n ≠ 0, is _______.
Answer» The value of 1.999. in the form of $\frac{m}{n}$ , where m and n are integers and n ≠ 0, is _______.

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