Question

Rewrite the fraction using the least common denominator

4/9 7/15

Answer 1

20/45 for 4/9 and 21/45 for 7/15

Explanation:

The least common denominator of 4/9 is 20/45.

The least common denominator of 7/15 is 21/45.

Answer 2

20/45 & 21/45

Explanation:

Find a common denominator. What you do to the denominator, you do to the numerator. In this case, the smallest denominator is 45.

(4/9)(5/5) = 20/45

(7/15)(3/3) = 21/45

The two fractions you have is:

20/45 for 4/9

21/45 for 7/15

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