Add the fractions spent, then subtract from 1 whole.

• Total spent = \( \frac{1}{8} + \frac{1}{8} = \frac{2}{8} = \frac{1}{4} \)
• Money left = \( 1 - \frac{1}{4} = \frac{4}{4} - \frac{1}{4} = \frac{3}{4} \)

Final Answer: \( \frac{3}{4} \)