Address the role of place value in the algorithm for dividing decimals.

Creating story problems using two different approaches to division.

Understanding how the algorithm for multiplying decimals really works.

Representing decimal products using area models.

Considering multiple approaches to a decimal division problem.

Checking the validity of Joel’s decimal division problem.

Explaining decimal division using various representations.

Thinking about student understanding of appropriate units.

Using mathematics to determine if two drink recipes should taste the same.