Find the product.

$\begin{array}{cc}& 2\\ \times & 4\\ & \end{array}$

Find the product.

$\underline{\begin{array}{cc}& 6\\ \times & 3\\ & \end{array}}$

Find the product.

$\underline{\begin{array}{cc}& 3\\ \times & 3\\ & \end{array}}$

Find the product.

$\underline{\begin{array}{cc}& 5\\ \times & 2\\ & \end{array}}$

Find the product.

$\underline{\begin{array}{cc}& 6\\ \times & 2\\ & \end{array}}$

Find the product.

$$\begin{gathered} \underline{\begin{array}{cc}& 2\\ \times & 9\end{array}} \\ \underline{ } \end{gathered}$$

Find the product.

$$\begin{gathered} \underline{\begin{array}{cc}& 2\\ \times & 1\end{array}} \\ \underline{ } \end{gathered}$$

Find the missing number.

$\underline{\begin{array}{cc}& 6\\ \times & \square \\ 1& 8\end{array}}$

Fill in the missing factor.

$\underline{\begin{array}{cc}& 9\\ \times & \square \\ 1& 8\end{array}}$