Lumen OHM

Match the math notation for multiplication on the left with the correct word form on the right.

$\displaystyle {10}$ x $\displaystyle {4}$
$\displaystyle {10}$ x $\displaystyle {15}$
$\displaystyle {\left({15}\right)}{\left({16}\right)}$
$\displaystyle {10}\cdot{4}$
$\displaystyle {\left({16}\right)}{\left({10}\right)}$
$\displaystyle {15}$ x $\displaystyle {16}$
$\displaystyle {16}\cdot{10}$
$\displaystyle {10}\cdot{15}$

the product of fifteen and sixteen
ten times fifteen
the product of ten and four
sixteen times ten