Question

Fill in the blanks to make the statement true:
The equivalent rational number of $$\dfrac{7}{9},$$ whose denominator is $$45$$ is ................

Answer 1

To make the denominator $$45$$ we multiply both numerator and denominator by $$5$$

$$\therefore\dfrac79=\dfrac79\times \dfrac55 = \dfrac{35}{45}$$

So the equivalent number is $$\dfrac{35}{45}$$