Mental Multiplication

Students discover how to multiply large numbers in their heads using some simple techniques. They understand that multiplying by 5 is done by multiplying by 10 and cutting the answer in half. They also understand that multiplying by 9 is done by multiplying by 10 and subtracting the other factor.

5th - 8th Math 3 Views 2 Downloads
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Resource Type
Lesson Plans
Instructional Strategy
Skills Practice

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