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I'm not positive I've understood the question properly, because I would say you don't have to. Multiplication is transitive, meaning the order doesn't matter... 3 x 4 / 6 is the same whether you do it as 12 / 6 = 2 or 3 * (2/3) = 2.

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Q: Why do you have to divide before multiplying on fractions?
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Related questions

What are you doing when you divide fractions?

Multiplying by a reciprocal


How is dividing fractions similar to multiplying fractions?

It is similar because when you divide fractions you are technically multiplying the second number's reciprocal. (Turning the fraction the other way around)


Does dividing by a negative equal multiplying?

No, it only multiplies when you divide by fractions


How is multiplying mixed numbers different than multiplying fractions?

if you have mixed numbers you make them into improper fractions before you multiply


When multiplying fractions you can divide out common factors so that the product will be in what?

simplest form


Can you simplify before you divide fractions?

no


What is the definition of multiplying fractions?

definition of multiplying fractions?


How do you dive fractions by fractions?

You divide fractions by fractions by multiplying by the inverse. For instance, 1/3 divided by 3/4 is the same as 1/3 multiplied by 4/3, which is 4/9.


Why is the number larger when you divide fractions?

Because it's the same as multiplying the inverse. Dividing something by one third is the same as multiplying it by three. The number will get larger.


Division of fractions?

You can divide fractions by multiplying them by their reciprocal. You take the bottom fraction and turn it over, making the denominator the numerator. Once you have done this, you can simply multiply.


Is there a trick to multiplying mixed numbers?

you have to turn them into improper fractions before you multiply them.


When you multiply fractions why do you multiply the fractions strait across?

This has the effect of producing a denominator in the answer that has each of the original denominators as factors. You don't have to worry about simplifying the fractions before multiplying. Of course, you may have to simplify after multiplying. There's no way out.