Multiplying Decimals
More Lessons for Arithmetic
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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.
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