Partial Products Algorithm for Multiplication Created by Rina Iati South Western School District Hanover, PA.

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Created by Rina Iati, South Western School Distroct, Hanover, PA.

Partial Products Algorithm for Multiplication Created by Rina Iati South Western School District Hanover, PA.

Partial Products Algorithm for Multiplication

Partial Products Algorithm for Multiplication

Partial Products Algorithm for Multiplication

An alternative subtraction algorithm

An alternative subtraction algorithm

Partial Quotients A Division Algorithm

Partial Products Algorithm for Multiplication

Created by Rina Iati, South Western School District, Hanover, PA

Partial Quotients A Division Algorithm

Presentation transcript:

Partial Products Algorithm for Multiplication Created by Rina Iati South Western School District Hanover, PA

Created By Rina Iati, South Western School District Calculate 50 X X 53 Calculate 50 X 7 3, Calculate 3 X 60 Calculate 3 X 7 + Add the results 3,551 To find 67 x 53, think of 67 as and 53 as Then multiply each part of one sum by each part of the other, and add the results

Created By Rina Iati, South Western School District Calculate 10 X X 23 Calculate 20 X Calculate 3 X 10 Calculate 3 X 4 + Add the results 322 Let’s try another one.

Created By Rina Iati, South Western School District Calculate 30 X X 79 Calculate 70 X 8 2, Calculate 9 X 30 Calculate 9 X 8 + Add the results Do this one on your own Let’s see if you’re right.

Created By Rina Iati, South Western School District