Multiplying Decimals

In this lesson, we will look at multiplying decimals.

To multiply two decimal numbers,

Step 1 : Multiply the decimal numbers the same way as multiplication of whole numbers

Step 2 : The number of decimal places of the product (answer) is the sum of all decimal places of each number

Example :

Evaluate 10.02 × 0.3

Solution:

Example :

Evaluate 12.3 × 22

Solution:

Do not discard the trailing zeros until you have placed the decimal point as shown in the following example.

Example :

12.25 × 0.4

Solution:

Final answer may be given as 4.9. Note that the trailing zeros helped to place the decimal point correctly.

The following video will show more examples of multiplying decimals

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