This alternative method of doing long multiplication helps to separate the multiplying from the adding. The method also gives greater insight into what long multiplication is, and helps lay a foundation for algebra FOIL later.
Questions answered by this video:
How do you multiply large numbers easily?
How do you multiply numbers using the table or box method?
What is the table or box method for multiplying?
How do you multiply 437 * 28 using the table or box method?
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This is a quick video explanation for how to multiply a 3-digit number by a 2-digit number using the box or table method. This method will work for larger numbers also. The steps required in this method are explained.