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K–12 teaching and learning · from the UNC School of Education

From the education reference

lattice multiplication
Method of multiplying large numbers using a grid. This method breaks the multiplication process into smaller steps, which some students find easier. Digits to be carried are written within the grid, making them harder to miss.

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Lattice multiplication
Lattice multiplication is a method of multiplying large numbers using a grid. This method breaks the multiplication process into smaller steps, which some students find easier. Digits to be carried are written within the grid, making them harder to miss.
Format: article
By David Walbert.