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Butterfly or cross multiply method the nominator of the first fraction times the denominator of the second and vise versa.

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โˆ™ 2021-11-02 02:09:21
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Q: How to get the answer when you need to multiply fractions?
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Related questions

Do you need a common denomaitor when you multiply fractions?


Do you need a common denominator to multiply fractions?


Do you still cross multiply when you have like fractions?

You do not need to.

Why do you need rational and irrational numbers '?

to do fractions, to multiply divisions

What does it mean to multiply and divide fractions?

multiply and divide fractions!-.-

Do you need to find a common denominator when you multiply fractions why or why not?


Do you need a common denominator for all fractions before doing the order of operations?

You DO need a common denominator to add, subtract, or compare fractions. You DO NOT need a common denominator to multiply or divide fractions.

How can you use models to multiply fractions?

No, you cannot use models to multiply fractions!!

How do you find volume with fractions?

You multiply the fractions

Do you multiply the denominator when you multiply fractions?

Yes you do.

Why do you invert fractions?

When you divide by fractions, you invert and multiply.

When you multiply two fractions do you need to find a common deniminator first?

No. Fractions don't need the same denominator in order to multiply them. The numerator of their product is simply the product of their numerators, and the denominator of their product is just the product of their denominators.

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.

Do you need common denomonators when mutiplying fractions?

No! You can multiply fractions without common denominators. For example: 2/4 + 7/1 Multiply straight across. The answer is then 14/4 or 3.5

How do you subtract two fractions?

You have to find a common denominator, multiply them, subtract them and then simplify if you need to.

When you multiply fractions do you multiply the denominator?

yes. you multiply the numerator and denominator

Do you need common denominators when subtracting fractions?

Yes. You need common denominators if you want to:Add fractionsSubtract fractionsCompare fractions ("which is larger?")You do not need common denominators to multiply or divide fractions. Thus, in the case of fractions, multiplication and division is actually easier than addition and subtraction.

How do you multiply and divide dissimilar fractions?

The dissimilarity of the fractions doesn't matter. To multiply two fractions, multiply the numerators together, then the denominators, then put the new numerator over the new denominator. Simplify if you can. To divide fractions, invert the second fraction and multiply as just described.

When you multiply a fractions with the same denominator will the denominator be the same?

exactly you got it you dont need help :)

When you multiply fractions do you multiply the bottom numbers too?


Do you ever multiply a fraction?

Yes, there are times when you multiply fractions.

Why do you need a common denominator when adding and subtracting fractions but not when you multiply or divide fractions?

For subtracting and adding you cannot add or subtract unalike things. For multiplication and division you can multiply by whatever you want. In some maths you even multiply by variables such as "x". Or divide by them.

How does multiplying fractions help solve math problems?

It depends on the specific problem. If you have an equation that involves fractions, quite often you'll need to multiply them.

Do you multiply the common denominator in fractions?

you do not do that

Do you cross multiply with fractions?