[tex]-\frac{5}{4}[/tex] or [tex]-1.25[/tex].
1. Express as a fraction or fractions.
[tex]-\frac{8}{\frac{64}{10} }[/tex]
2. Use the properties of fractions to convert.
Used property: [tex]\frac{a}{\frac{b}{c} } =a*\frac{c}{b}[/tex]
[tex]-\frac{8}{\frac{64}{10} } =-8*\frac{10}{64}[/tex]
3. Solve the fraction product.
[tex]-8*\frac{10}{64}=-\frac{8*10}{64} =-\frac{80}{64}[/tex]
3. Simplify.
[tex]-\frac{80/16}{64/16}=-\frac{5}{4} =-1.25[/tex]
4. Espress the result.
[tex]-\frac{5}{4}[/tex] or [tex]-1.25[/tex].