Multiply the mixed numbers 2 1/2 and 1 3/5

Problem: Multiply the mixed numbers $2 \frac{1}{2}$ and $1 \frac{3}{5}$.

Steps

1. Convert first mixed number to an improper fraction
   $$\frac{5}{2} \times 1 \frac{3}{5}$$
2. Convert second mixed number to an improper fraction
   $$\frac{5}{2} \times \frac{8}{5}$$
3. Multiply numerators and denominators
   $$\frac{40}{10}$$
4. Simplify the fraction
   $$4$$