How to find the lowest / least common denominator - SSAT Upper Level Quantitative

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Question

What is the least common denominator for the fractions $\frac{1}{5}$ and $\frac{5}{6}$ ?

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that is in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{1}{8}$ and ${}\frac{8}{9}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{9}{16}$ and $\frac{4}{5}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{9}{10}$ and $\frac{3}{4}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{5}{12}$ and $\frac{4}{9}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{5}{6}$ and $\frac{2}{7}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{1}{11}$ and $\frac{4}{7}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{4}{5}$ and $\frac{8}{7}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{9}{4}$ and $\frac{2}{3}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{8}{15}$ and $\frac{9}{10}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{4}{7}$ and $\frac{3}{2}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{1}{14}$ and $\frac{7}{28}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

What is the least common denominator for the fractions $\frac{1}{5}$ and $\frac{5}{6}$ ?

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that is in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{1}{8}$ and ${}\frac{8}{9}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{9}{16}$ and $\frac{4}{5}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{9}{10}$ and $\frac{3}{4}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{5}{12}$ and $\frac{4}{9}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{5}{6}$ and $\frac{2}{7}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{1}{11}$ and $\frac{4}{7}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

Question

Find the least common denominator for the fractions $\frac{4}{5}$ and $\frac{8}{7}$ .

Answer

To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.

Compare your answer with the correct one above

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