WARNING! This activity is designed to be used with the LATTICE method of multiplication. It does not explain the method. If you would like help with learning this method, there is a good website resource at the following address: https://www.coolmath4kids.com/math-help/multiplication/lattice-multiplication
If you are teaching lattice method multiplication, this activity will help students practice 3-digit by 2-digit multiplication! Answers are included.