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Rewrite the fractions 1/3 and 3/5 as fractions with a least common denominator

1 Answer

4 votes

Answer:

5/15 & 9/15.

Explanation:

3: 1, 3, 6, 9, 15

5: 1, 5, 10, 15

Least common multiple = 15;

Multiple the fractions with a fraction that multiplies and gives a least common denominator.

1/3 x 5/5 = 5/15, since 3 x 5 = 15

I multiplied by the same number on top as bottom:

Numerator: 1 x 5 = 5,

Denominator: 3 x 5 = 15.

ANSWER: 5/15;

3/5 x 3/3 = 9/15, since 5 x 3 = 15

I multiplied by the same number on top as bottom:

Numerator: 3 x 3 = 9,

Denominator: 5 x 3 = 15.

ANSWER: 9/15.

answered
User Brendon Muir
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