Question

Notes of multiplying decimals

Answer 1

Write the longer number on top, smaller on bottom. Do NOT line up the decimals.
Multiply (Don't forget placeholders!)
Count the number of digits to the right of each decimal.

Answer 2

Multiply the numbers just as if they were whole numbers.

Line up the numbers on the right - do not align the decimal points.

Starting on the right, multiply each digit in the top number by each digit in the bottom number, just as with whole numbers.

Add the products.

Explanation: