13 X 7 = 28? That is impossible. Watch this video! You may be surprised!

Math is cool and fun. Check it out! You will be amazed!

 

Awesome song to remember place value! Pretty cool!

Here is another really fun song! A great way to remember perimeter and area.

Egyptian Style on Multiplying Numbers

Lattice Multiplication: Another Great Way to Multiply Numbers

Russian Peasant Method of Multiplication

Adding and Subtracting Whole Numbers Using Expanded Form

Subtracting Simple Whole Numbers

Subtracting Whole Numbers with Regrouping