If `1/7=0. 142857 ` , write the decimal expression of `2/7,3/7,4/7,5/7a n d6/7` without actually doing the long division.

Explanation

To find the decimal expressions for \( \frac{2}{7}, \frac{3}{7}, \frac{4}{7}, \frac{5}{7}, \) and \( \frac{6}{7} \) using the known value of \( \frac{1}{7} = 0.142857 \), we can use the repeating decimal pattern.

### Step-by-Step Solution:

1. **Identify the repeating decimal for \( \frac{1}{7} \)**:
\[ \frac{1}{7} = 0.142857 \]
...