Given numerator = (-3) × 4 = -12
Denominator = (34 – 23) × (7 – 4)
= 11 × 3 = 33
Therefore the rational number = (-12/33)
Question 91 (b)
In the following case, write the rational number whose numerator and denominator are respectively as under: (−4)×6 and 8÷2
Choose the rational numbers whose numerator is (−5)×6, and the denominator is (34−23)×(7−5).