ANSWER
Fraction:
[tex] \frac{1}{10} [/tex]
Decimals:
[tex]0.1[/tex]
EXPLANATION
To write a number as tenth means we should express it as a fraction with a denominator of 10.
This implies that;
[tex] \frac{10}{100} = \frac{1}{10} [/tex]
The decimal form of
[tex] \frac{1}{10} [/tex]
is
[tex]0.1[/tex]