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Rational Numbers — MATHS STD 7 — Question

Gujarat BoardEnglish MediumSTD 7MATHSRational Numbers2 Marks
Question
Add the following rational numbers: $\frac{-5}{11}\text{ and }\frac{-7}{-11}$
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Answer

$\frac{-5}{11}\text{ and }\frac{-7}{-11}$ $\frac{7}{-11}=\frac{7\times(-1)}{-11\times(-1)}+\frac{-7}{11}$ $\therefore\frac{-5}{11}+\frac{-5-7}{11}=\frac{-12}{11}$

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