Using the place value chart, we can see that the decimal 0.9 is nine tenths, so we can write 0.9 as the fraction 9 out of 10 or [tex]\frac{9}{10}[/tex].
The fraction is in lowest terms.
Therefore, 0.9 can be written as the fraction [tex]\frac{9}{10}[/tex], which is in lowest terms.
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