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Division with a decimal dividend and divisor

This math skill teaches how to divide two decimals by converting the division into a fraction and then eliminating the decimals by multiplying both the numerator and the denominator by the same power of 10. This simplifies the division to working with whole numbers.

Learn division with a decimal dividend and divisor

Teaching Transcript

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Let's divide these two decimals, 1.8 divided by 0.6.

Since a fraction is the same thing as division, let's show them as a fraction so we can work with the numbers a bit.

If we multiply top and bottom by the same thing, the number doesn't change, so let's multiply top and bottom by 10 to get rid of the decimal.

Now we have 18 divided by 6, which is just 3

Skill Practice

Division with a decimal dividend and divisor

Test your understanding of division with a decimal dividend and divisor by practicing it! Work through the below exercises to use it in practice.