3/4-9

To perform the calculation \( \frac{3}{4} - 9 \), you can first express 9 as a fraction with a denominator of 4:

\[ 9 = \frac{9 \times 4}{1 \times 4} = \frac{36}{4} \]

Now you can subtract:

\[ \frac{3}{4} - \frac{36}{4} = \frac{3 - 36}{4} = \frac{-33}{4} \]

So, the result of \( \frac{3}{4} - 9 \) is \( \frac{-33}{4} \) or -8.25 when converted to a decimal.