NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 8: Rational Numbers - Problems and Solutions
Question 67

Question. 67

Write each of the following rational numbers with positive denominators: \(\dfrac{5}{-8}, \dfrac{15}{-28}, \dfrac{-17}{-13}\).

Answer:

\(\dfrac{5}{-8} = -\dfrac{5}{8}\)

\(\dfrac{15}{-28} = -\dfrac{15}{28}\)

\(\dfrac{-17}{-13} = \dfrac{17}{13}\)

Detailed Answer with Explanation:

Multiply numerator and denominator by -1 to make denominator positive.

NCERT Exemplar Solutions Class 7 – Mathematics – Unit 8: Rational Numbers – Problems and Solutions | Detailed Answers