Simplify $\frac{15k}{20k}$15k20k.
Simplify $\frac{70v}{710}$70v710.
Express in simplest form:
$\frac{42xy}{18y}$42xy18y
Simplify the expression:
$\frac{18p^7}{9p^3}$18p79p3
Use the structure of an expression to identify ways to rewrite it.
Choose and produce an equivalent form of an expression to reveal and explain properties of the quantity represented by the expression.