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Because that is just how it works mathematically If you divide one vulgar (or common) fraction by a second vulgar fraction, the rule is: Invert the second fraction and then multiply them together. It is too difficult to explain why this works, using typed explanation on the computer, but just accept that it works.

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Q: Why do you invert the divisor when you divide a fraction by a fraction?

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Invert the fraction, and multiply it by the whole number.

Find the GCF of the numerator and the denominator and divide them both by it. If the GCF is 1, the fraction is in its simplest form.

divide them and then multiply them.

cause both numbers have to be equal with both of the numbers in the first fraction its common sense someone that is dumb wouldnt know that

If you divide a positive number (it doesn't really matter if it is an integer or a fraction) by a negative number, the result is negative.

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Convert the mixed number into an improper fraction then divide the fraction and improper fraction as normal (invert the divisor and multiply) and simplify the result (including converting any improper fraction into a mixed number)

To divide one fraction (the dividend) by another (the divisor), invert the divisor and multiply the fractions together: eg 2/35 ÷ 4/5 = 2/35 × 5/4 = (2×5)/(35×4) = 10/140 = 1/14

Divide it by the divisor.

Invert the fraction and multiply.

Convert the mixed number to a fraction and invert numerator and denominator

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

To divide by a fraction, invert the divisor and multiply: 5/8 ÷ 5/3 = 5/8 x 3/5 = 3/8

You invert the second fraction then divide the whole numbers and there is your answer

When you wish to divide by a fraction, you would flip the divisor and multiply by the new fraction.

You may be referring to the rule for dividing fractions. To divide one fraction by another, you invert the second fraction (exchange numerator and denominator), and multiply instead.

To divide by a fraction, invert the divisor and multiply: 5/6 ÷ 15/1 = 5/6 x 1/15 = 5/6x3x5 = 1/18

To divide by a fraction, invert the divisor and multiply: 7/8 ÷ 3/5 = 7/8 x 5/3 = 35/24 = 111/24

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