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Why is multiplying or dividing the numerator and denominator by the same nonzero number the same as multiplying or dividing the fraction the fraction by 1?

Wiki User

∙ 2014-09-15 23:32:06

Best Answer

Because doing so is equivalent to multiplying or dividing by x/x, which can be cancelled down to 1.

Wiki User

∙ 2017-08-06 10:21:05

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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: Why is multiplying or dividing the numerator and denominator by the same nonzero number the same as multiplying or dividing the fraction the fraction by 1?

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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.

Why is multiplying or dividing the numerator and the denominator by the same number the same as multiplying or dividing the fraction by 1?

Because multiplying or dividing them by the same NON-ZERO number does not alter their ratio.

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.

Is a fraction or a ratio by dividing the numerator and denominator by a common factor?

Dividing the numerator and denominator by a common factor is how you simplify a fraction.

Why is multiplying or dividing the numerator and denominator by the same nonzero number the same as multiplying or dividing the fraction by 1?

because of mathematical equivalence: it doesn't change the result

How do you change 123.456 into a fraction?

123.456 is changed into fraction by multiplying and dividing it by a number such that both denominator and numerator don't contain decimal. Multiplying and dividing by 100, we get 123.456 as 123456/100.

What is the result of dividing the numerator by the denominator?

You will get a rational fraction.

How do you do fraction equivalents?

by dividing both numerator and denominator

How do you make fraction to decimal?

By dividing numerator by denominator.

How do you convert fraction to decimal?

Divide the denominator into the numerator.

Explain why dividing the numerator and denominator of a fraction by the greatest common factor is the most efficient way of simplfying the fraction?

By dividing both the numerator and denominator by the same number is like dividing by 1.

What are the terms of a fraction?

The terms of a fraction are 'Numerator' and 'Denominator.' The numerator is the number atop the dividing line, the denominator is that on the bottom. For example, in 5/7, five is the numerator, and seven is the denominator.

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