$\"\"$

The expression is $\"\"$ .

Line up the decimal points and draw a line below the numbers.

$\"\"$

First find the multiplication of the ones digit.

The product of the ones digit: $\"\"$

The product is 45, so carry digits to the next column on the left.

$\"\"$

Next find the product of the tens digit.

The product of the tens digit = $\"\"$ .

$\"\"$

The product is $\"\"$ .