Evaluate $\frac{3}{7}\times\frac{3}{5}+\frac{5}{35}$37×35+535, writing your answer in its simplest form.

Evaluate $\frac{2}{3}\times\frac{3}{8}-\frac{2}{24}$23×38−224, writing your answer in its simplest form.

Evaluate $\frac{3}{7}\times\frac{2}{5}-\frac{5}{35}$37×25−535, writing your answer in its simplest form.

Evaluate $\frac{3}{7}\times\frac{5}{9}+\frac{4}{63}$37×59+463, writing your answer in its simplest form.

Simplify numerical expressions involving integers and rational numbers, with and without the use of technology