Area Models and Partial Products HW

Front

What is an area model?

Back

An area model is a visual representation of multiplication that shows how to break numbers into parts to make the multiplication process easier.

Front

What are partial products?

Back

Partial products are the results of multiplying each digit of one number by each digit of another number, then adding those results together.

Front

How do you use expanded form in multiplication?

Back

Expanded form involves breaking a number into its place values and multiplying each part separately before adding the results.

Front

What is the expanded form of 3,472?

Back

3,472 can be expressed as 3,000 + 400 + 70 + 2.

Front

How do you calculate the total cost if a service is used multiple times?

Back

Multiply the cost of the service by the number of times it is used.

Front

What multiplication problem does the area model represent if it shows 4 rows of 379?

Back

The multiplication problem is 4 x 379.

Front

What is the partial product way to solve 3 x 45?

Back

(3 x 40) + (3 x 5) = 120 + 15 = 135.

Front

What is the first step in using partial products for 78 x 6?

Back

Break 78 into 70 and 8, then multiply each by 6.

Front

What is the result of 70 x 6?

Back

The result is 420.

Front

What is the result of 8 x 6?

Back

The result is 48.