Answer:[tex]2 \frac{3}{4} [/tex]Step-by-step explanation:Given:[tex]3 \frac{1}{8} [/tex][tex] \frac{3}{8} [/tex]Operation: Subtraction Solution:[tex]3 \frac{1}{8} - \frac{3}{8} = \frac{25}{8} - \frac{3}{8} = \frac{22}{8} \: or \: 2 \frac{6}{8} \: or \: 2 \frac{3}{4} [/tex]