Minus fractions

Evaluate the expression shown below and write your answer as a fraction in simplest form.

$-\frac{2}{11}-\frac{11}{10}$

minus, start fraction, 2, divided by, 11, end fraction, minus, start fraction, 11, divided by, 10, end fraction

Correct answer:

x =  -141/110

Step-by-step explanation:

$$\begin{gathered} a=-\frac{2}{11}=-\frac{2}{11}\doteq -0.1818 \\ b=\frac{11}{10}=1.1 \\ x=a-b=\frac{-2}{11}-\frac{11}{10}=\frac{-20}{110}-\frac{121}{110}=\frac{-20-121}{110}=\frac{-141}{110}=-\frac{141}{110}=-1\frac{31}{110}=-1.2818 \end{gathered}$$

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