Mastering Multiplication with Double Double Double Strategy

This lesson teaches multiplication fluency using doubling strategies. It begins with a review of multiplication terms and addition doubles. The lesson then introduces the double strategy for multiplying by two, the double double strategy for multiplying by four, and the double double double strategy for multiplying by eight. Each strategy is explained with examples, emphasizing breaking down multiplication into simpler steps.

What are the two numbers called that are multiplied in a multiplication sentence?

Explain the double strategy for multiplication with an example.

How does the double double strategy work for a multiplication sentence with four as a factor?

What is the product of 6 * 8 using the double double double strategy?

Describe the process of checking your work after using the double double double strategy.