Question

1. $1 div 4\frac{1}{2}$

Explanation:

Step1: Convert mixed number to improper fraction

$4\frac{1}{2} = \frac{4\times2 + 1}{2} = \frac{9}{2}$

Step2: Rewrite division as reciprocal multiplication

$1 \div \frac{9}{2} = 1 \times \frac{2}{9}$

Step3: Perform the multiplication

$1 \times \frac{2}{9} = \frac{2}{9}$

Answer:

$\frac{2}{9}$