[tex] \frac{4}{5} [/tex] × [tex] \frac{5}{8} [/tex]
First, apply this rule: [tex] \frac{a}{b} [/tex] × [tex] \frac{c}{d} [/tex] = [tex] \frac{ac}{bd} [/tex] / Your problem should look like: [tex] \frac{4x5}{5x8} [/tex]
Second, simplify 4 × 5 to 20. / Your problem should look like: [tex] \frac{20}{5x8} [/tex]
Third, simplify 5 × 8 to 40. / Your problem should look like: [tex] \frac{20}{40} [/tex]
Fourth, simplify. / Your problem should look like: [tex] \frac{1}{2} [/tex]
Answer as fraction: [tex] \frac{1}{2} [/tex]
Answer as decimal: 0.5
