Students will be able to multiply two two-digit numbers using strategies based on place value and properties of operations.
Students will be able to describe and explain the lattice strategy for multiplication using sentence starters and partner conversations.
Show students the vocabulary card for lattice. Read aloud the definition and describe the image.
Ask students to turn to a partner and talk about when and where they have seen a lattice structure or pattern before. Examples may include fences, quilts, or artwork. Invite a few students to share their conversations about lattices.
Explain to students that today they will hone in on one strategy for multiplication called the lattice strategy.