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When dividing by a fraction can you multiply by its reciprocal?
Wiki User
∙ 14y ago
That is correct. To divide by a half, you are actually multiplying by two. ■
Wiki User
∙ 14y ago
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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.
What is the algorithm for dividing a fraction by a fraction?
Multiply the first fraction by the reciprocal of the second. That is, flip the second fraction over and then multiply the two.
How are reciprocals used when dividing fractions?
When dividing fractions, take the reciprocal of the second fraction, and multiply the first fraction by the reciprocal of the second fraction. Example: (a/b)/(c/d)=(a/b)*(d/c)
How do you describe dividing fractions in two sentences?
Change the second fraction to its reciprocal. Multiply them.
Why do you turn the fraction upside down and multiply?
Dividing by a fraction is equivalent to multiplying by its reciprocal. A reciprocal fraction is effectively "turning it upside-down". So, to divide by a faction, you should do as stated; turn the fraction upside-down and multiply.
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.
What is the algorithm for dividing a fraction by a fraction?
Multiply the first fraction by the reciprocal of the second. That is, flip the second fraction over and then multiply the two.
Why is it that we don't divide on a dividing fraction?
It's easier to multiply the reciprocal.
How are reciprocals used when dividing fractions?
When dividing fractions, take the reciprocal of the second fraction, and multiply the first fraction by the reciprocal of the second fraction. Example: (a/b)/(c/d)=(a/b)*(d/c)
How do you describe dividing fractions in two sentences?
Change the second fraction to its reciprocal. Multiply them.
Why do you turn the fraction upside down and multiply?
Dividing by a fraction is equivalent to multiplying by its reciprocal. A reciprocal fraction is effectively "turning it upside-down". So, to divide by a faction, you should do as stated; turn the fraction upside-down and multiply.
What is the reciprocal of -p over 4?
Reciprocal just means that you flip the fraction... your fraction is -p/4 the reciprocal is 4/-p the reciprocal is extremely important when dividing fractions. because when you divide fractions you have to take the reciprocal of the bottom fraction and then multiply it to your top fraction to get your answer.
What is the definition of dividing a fraction?
Dividing a friction is multiplying by its reciprocal. The reciprocal of a fraction is the numerator and the denominator switched around.
What is a reciprocal in math fractions?
A reciprocal is when you take the second fraction in a division problem and flip it Then change the sign to multiply. THIS ONLY WORKS WHEN YOU ARE DIVIDING FRACTIONS!
What algorithm makes sense for dividing any fraction by any whole number?
multiply by the reciprocal of the whole number
How do you divide a reciprocal fraction?
multiply by the reciprocal
What is fourteen divided by one-fifth?
To divide by a fraction is the same as to multiply by the reciprocal. Instead of dividing by 1/5, multiply by 5/1, that is, by 5.
