Evaluate $4\times2\frac{2}{3}$4×223, giving your answer as a mixed number in simplest form.

Evaluate $1\frac{1}{10}\times6$1110×6, giving your answer as a mixed number in simplest form.

Evaluate $3\frac{1}{3}\times\frac{1}{3}$313×13, giving your answer in simplest form.

Evaluate $2\frac{3}{4}\times\frac{5}{7}$234×57, giving your answer as a mixed number in simplest form.

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