How to learn lattice multiplication

Students shown below Nana Sarpong,Jack South,Samuel Moralejo

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First make a boxI am I would like for pizzas please

First make a boxI am I would like for pizzas please

Then add lines as shown above.

Then add lines as shown above.

Then you add the numbers of your problem. For example, 77 times 69.

Then you add the numbers of your problem. For example, 77 times 69.

You do the multiplication in the boxes.

You do the multiplication in the boxes.

After you multiply the numbers like a 12 by 12 chart you will get the answer. The answer is meant to be put on the bottom and left side.

After you multiply the numbers like a 12 by 12 chart you will get the answer. The answer is meant to be put on the bottom and left side.

77 times 69 = 5313

And that's how you do lattice multiplication

  • Paper
  • Pencil/marker/pen
Portland, Oregon
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