## Multimedia

### Lattice Multiplication

LatticeMultiplication.mp4

Creator:

Smithson's Stars

Kellie Smithson

School/Organization:

Vestavia Hills Elementary Central,

Vestavia Hills

Overview:

"Lattice Multiplication" is another strategy to help multiplication make sense.  Fourth grade students demonstrate and explain the steps of lattice multiplication.

Length: 02:23

Content Areas: Math

Alabama Course of Study Alignments and/or Professional Development Standard Alignments:

 MA2015 (4) 10. Multiply a whole number of up to four digits by a one-digit whole number, and multiply two two-digit numbers, using strategies based on place value and the properties of operations. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models. [4-NBT5] MA2015 (5) 8. Fluently multiply multi-digit whole numbers using the standard algorithm. [5-NBT5] MA2015 (5) 9. Find whole-number quotients of whole numbers with up to four-digit dividends and two-digit divisors, using strategies based on place value, the properties of operations, and/or the relationship between multiplication and division. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models. [5-NBT6]