Big Ideas:
The standard algorithm is a quick and efficient strategy to use when multiplying multi-digit whole numbers.
Although area models and partial products exemplify the importance of place value, they are an inefficient way to multiply larger whole numbers. This task requires students to use the standard algorithm, a quicker and more efficient way to multiply.
Vocabulary:
standard algorithm, regrouping, partial products
Special Materials:
grid paper (optional)
Lesson plan