First do 16/3 which is 5 rem. 1. So it then becomes 5 1/6. Hope that helps.

16/3 16 ÷ 3 = 5.33333... 5 × 3 = 15 16 - 15 = 1 5 = whole number 1 = numerator 3 = denominator 5 1/3 16/3 = 5 1/3