 Multiplying Decimals

Related Topics:
More Lessons for Arithmetic
Math Worksheets

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.

More examples of multiplying decimals
Multiplying decimals, step by step, example Decimal Arithmetic - Addition, Subtraction, Multiplication, Division

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations. 