What is the least common denominator of 1/9 and 11/12 ? _____

Identify Denominators: Identify the denominators of the fractions; 9 and 12. List Multiples: List the multiples of each denominator to find the Least Common Multiple (LCM). Multiples of 9: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90... Multiples of 12: 12, 24, 36, 48, 60, 72, 84, 96, 108, 120...Find LCM: Find the smallest common multiple in both lists. The LCM of 9 and 12 is 36.

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What is the least common denominator of $\frac{1}{9}$ and $\frac{11}{12}$ ? $\newline$ _____

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Grade 7

Least common denominator

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Q. What is the least common denominator of

\frac{1}{9}

and

\frac{11}{12}

\newline

_____

Identify Denominators: Identify the denominators of the fractions; $9$ and $12$ .
List Multiples: List the multiples of each denominator to find the Least Common Multiple (LCM). $\newline$ Multiples of $9$ : $9$ , $18$ , $27$ , $36$ , $45$ , $54$ , $63$ , $72$ , $81$ , $9$ $0$ ... $\newline$ Multiples of $9$ $1$ : $9$ $1$ , $9$ $3$ , $36$ , $9$ $5$ , $9$ $6$ , $72$ , $9$ $8$ , $9$ $9$ , $18$ $0$ , $18$ $1$ ...
Find LCM: Find the smallest common multiple in both lists. The LCM of $9$ and $12$ is $36$ .