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It is not a requirement. However, it is easier to divide mentally if the denominator is a rational number.

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7y ago

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Related Questions

Can an imaginary number be obtained by dividing two real numbers?

No.


Is 5i a complex number?

Yes it is. All pure imaginary numbers (such as 5i) as well as all real numbers and any combination of real & imaginary (by adding, subtractin, multiplying, dividing) makes a complex number.


Can a fraction contain an imaginary number in the denominator?

yes


The number you are dividing by in a division problem?

Denominator


What is the difference between imaginary numbers and complex numbers?

No difference. The set of complex numbers includes the set of imaginary numbers.


Does dividing by zero result in an imaginary number?

No. Dividing by zero is undefined. It does not result in anything.


How is dividing mixed numbers the same as dividing fractions?

A mixed number can be converted into an improper fraction. Mixed numbers as improper fractions can be divided just like any other fraction. To convert a mixed number to an improper fraction multiply the whole number by the denominator and add the original numerator to give the new numerator and put this over the original denominator.


What are imagery numbers?

imaginary numbers are numbers that are a negative square root, which is not possoble therefor it is called and imaginary number. ex the square root of -24 is an imaginary number


The symbol for imaginary numbers is?

An imaginary number is symbolized by the letter i


What are imagery?

imaginary numbers are numbers that are a negative square root, which is not possoble therefor it is called and imaginary number. ex the square root of -24 is an imaginary number


How do you simplify a number that is bigger than the denominator?

simplify by dividing


What do you do when the fraction of a mixed number is improper?

You make a mixed number by dividing the merator to the denominator by putting the remainder over the denominator.