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To divide fractions, turn the second one over - that is, swap its numerator and denominator - and multiply. Nothing else is necessary. You cross multiply when you have a proportion, that is when you have two ratios that are equal.

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โˆ™ 2010-02-13 19:48:16
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Q: When do you cross multiply in dividing fractions?
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Related questions

What is the difference between cross and across?

When you add or subtract fractions you cross multiply and when you multiply or divide fractions you across multiply.


What is a unique way of how to solve dividing fractions?

There is very little that is unique about the process of dividing fractions. Multiply by the reciprocal.


What job do use for dividing fractions?

multiply


What is the dividing fractions rhyme?

its Dividing fractions is easy as pie, just flip the second and multiply made by krissy


When dividing fractions is a reciprocal used by multiplying?

Yes. One method for dividing fractions is to multiply the numerator fraction by the reciprocal of the denominator fraction.


Why is it that when solving a dividing fractions problem no actual dividing happens?

It's easier to multiply the reciprocal.


Why do you multiply the reciprocalof the divisor when dividing fractions?

she puted nothing


Do you cross multiply with fractions?

yes


When do you cross multiply to solve an equation?

When doing fractions, you may cross multiply.


How to Multiply fractions with integers?

Convert the mixed fractions into improper fractions. Convert the integer into a fraction by simply dividing it by 1


Is it necessary to cross multiply when multiplying fractions?

No.


What does the of in multiplying and dividing fractions mean?

"of" means multiply, i think.


Do you still cross multiply when you have like fractions?

You do not need to.


How do you figure out if two fractions are equal or not?

cross multiply


How is dividing fractions different from multiplying fractions?

(3/4) x (5/9) = (3x5)/(4x9) = 15/36, that is when you multiply fractions, you multiply the numerators and form the numerator of the result and multiply the denominators and form the denominator of the result (3/4) / (5/9) = (3/4) x (9/5) = 27/20, that is when you divide fractions, you first invert the fraction by which you are dividing and then multiply the numerators and form the numerator of the result and multiply the denominators and form the denominator of the result


How do you multiply fractions with variables?

In order to multiply fractions with variables, factor all numerators and denominators completely. Use the rules for multiplying and dividing fractions, cancel any common factors, and leave your final answer in factored form.


How do you divide fractions with un common denominators?

When dividing fractions, the denominators don't matter. Multiply the first fraction by the reciprocal of the second.


How do you figure out what fractions are greater?

Change the fractions to the same denominator then compare.A quick way is to multiply UP on cross multiply and compare.


What area of math does cross canceling fall under?

dividing/ multipling fractions


What does Cross multiplication mean?

Cross multiplication is when you multiply the denominator of a fraction by the numerator of another fraction. Before you cross multiply you want to see if you can simply the fractions.


How do you divide a fraction into a fraction?

"Dividing Fractions is easy as pie, flip the second and multiply." Flip the second fraction, and multiply, and reduce.


How do you figure out least to greatest with fractions?

you have to cross multiply of coarse!


How do you multiply fractions by cross canceling?

6/7 of 217


How do you you cross multiply?

if youre dealing with fractions then you multiply top by top and bottom by bottom then simplify


How so you divide fractions?

When dividing one fraction by another, invert the second fraction and multiply them.