Question 1: \((viii) \quad -\frac{7}{8} \)
Solution:

- This is a negative proper fraction, meaning its value lies between 0 and -1.
- Since the denominator is 8, divide the segment between 0 and -1 into 8 equal parts.
- The numerator is 7 and negative, so place a dot on 7th division from 0 towards -1, which represents the required fraction on the number line.