Find the least common denominator for this pair of algebraic fractions:
$\frac{s}{3}$s3 and $\frac{s}{9}$s9
Find the least common denominator for this pair of algebraic fractions:
$\frac{a}{2}$a2 and $\frac{b}{3}$b3
In an upcoming election, it is anticipated that the number of men who vote, $x$x, will be greater than the number of women who vote, $y$y.
Each expression below represents the expected number of people who will NOT vote in two different counties.
Find the least common denominator for this pair of algebraic fractions:
$\frac{1}{18h}$118h and $\frac{1}{9h}$19h
Understand that rational expressions form a system analogous to the rational numbers, closed under addition, subtraction, multiplication, and division by a nonzero rational expression; add, subtract, multiply, and divide rational expressions.