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.

How are the three problems related?

Without calculating, determine the smaller product.

Using Base-10 blocks to represent decimals.

Comparing four fundraising group results.

Reducing a muffin recipe.