In an orchard, there are $10$ rows of mango of trees and each row contains $25$ trees, How many mango trees are there in total?

Multiply.

$\begin{array}{ccc}& 9& 5\\ \times & & 2\\ & & \end{array}$

Multiply.

$\begin{array}{ccc}& 5& 7\\ \times & & 6\\ & & \end{array}$

Multiply.

$\begin{array}{ccc}& 7& 6\\ \times & & 4\\ & & \end{array}$

Multiply $69\times 81$.

Multiply.

$\begin{array}{ccc}& 4& 7\\ \times & & 3\\ & & \end{array}$

Multiply.

$\begin{array}{ccc}& 9& 2\\ \times & & 3\\ & & \end{array}$

Find the double of $15$.

Multiply $77\times 77$.

Multiply.

$\begin{array}{ccc}& 8& 2\\ \times & & 7\\ & & \end{array}$

Multiply.

$\begin{array}{ccc}& 9& 1\\ \times & & 2\\ & & \end{array}$

Multiply.

$\begin{array}{ccc}& 7& 1\\ \times & & 6\\ & & \end{array}$

Multiply.

$\begin{array}{ccc}& 6& 1\\ \times & & 2\\ & & \end{array}$

Multiply.

$\begin{array}{ccc}& 7& 0\\ \times & & 5\\ & & \end{array}$

Multiply $47\times 23$.

Multiply $36\times 57$.

Multiply:

$\begin{array}{ccc}& 2& 7\\ \times & & 3\\ & & \end{array}$

Multiply $93\times 84$.

Multiply.

$\begin{array}{ccc}& 8& 4\\ \times & & 4\\ & & \end{array}$

Multiply.

$\begin{array}{ccc}& 9& 7\\ \times & & 3\\ & & \end{array}$