Question

1. \\(\

$$\begin{array}{r}0.5 \\\\ \\times \\ 9 \\\\ \\hline \\end{array}$$

\\)

Explanation:

Step1: Convert decimal to fraction

$0.5 = \frac{1}{2}$

Step2: Multiply by integer

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

Step3: Convert to decimal

$\frac{9}{2} = 4.5$

Answer:

$4.5$