Identify the following rational number as positive or negative rational number. Also, rewrite the following rational number in the simple or standard form:

$\frac{-189}{216}$

Identify the following rational number as positive or negative rational number. Also, rewrite the following rational number in the simple or standard form:

$\frac{-315}{-343}$

Identify the following rational number as positive or negative rational number. Also, rewrite the following rational number in the simple or standard form:

$\frac{196}{204}$

Identify the following rational number as positive or negative rational number. Also, rewrite the following rational number in the simple or standard form:

$\frac{432}{-504}$

Identify the following rational number as positive or negative rational number. Also, rewrite the following rational number in the simple or standard form:

$\frac{-35}{84}$

Identify the following rational number as positive or negative rational number. Also, rewrite the following rational number in the simple or standard form:

$\frac{12}{-42}$

Identify the following rational number as positive or negative rational number. Also, rewrite the following rational number in the simple or standard form:

$\frac{-38}{36}$