To multiply \(8\) by \(\frac{3}{8}\):
- Rewrite \(8\) as a fraction: \(8 = \frac{8}{1}\).
- Multiply the fractions: \[ \frac{8}{1} \times \frac{3}{8} = \frac{8 \times 3}{1 \times 8} = \frac{24}{8} \]
- Simplify \(\frac{24}{8}\): \[ \frac{24}{8} = 3 \]
Therefore, \(8 \times \frac{3}{8} = 3\).