What number should the fraction 15/3 be multiplied by in order to equal one ?

2 answers:

5 0

Hello.

The mixed number fraction 15/3 should be multiplied by the fraction 3/15 to equal the required number 1.

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larisa86 [58]3 years ago

5 0

It should be multiplied by its reciprocal, mathematically:

nr=1 the product of a number and its reciprocal is one. In this case:

(15/3)r=1 multiply both sides by 3

15r=3 divide both sides by 15

r=3/15

r=1/5

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