Represent the following rational number on the number line :

$-\dfrac{3}{8}$

$-\dfrac{3}{8}$

Draw a number line and mark 0, on the left side of 0 mark -1. Divide the distance between 0 and −1 into 8 equal parts. The 3rd mark to the left of 0 P, which represents $-\dfrac{3}{8}$.