In this lesson, Math Gal teaches an alternative method for multiplying two numbers using a grid or box. She explains how to write numbers in expanded form and how to multiply numbers that end in zeros. Using the grid or box method, Math Gal shows how to multiply two numbers with multiple digits, providing examples and step-by-step instructions for each. This method can make multiplication easier and less daunting, especially for those who struggle with traditional methods.
Shows alternate way to multiply numbers using a grid or box.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com