5 1/2 × 3 1/3 in simplest form
You turn 5 and 1/2 into 11/2 and you turn 3 and 1/3 into 10/3 and then you multiply 11/2 times 10/3 and you get 110/6 and that simplified is 18 and 2/6 and that simplified is 18 and 1/3.