Partial Products and Area Models

Front

What is a partial product?

Back

A partial product is the result of multiplying a single digit of one number by the entire other number in a multiplication problem.

Front

How do you find the area of a rectangle using an area model?

Back

To find the area, you can break the rectangle into smaller rectangles, calculate the area of each, and then add them together.

Front

What is the expression for 45 x 4 using partial products?

Back

(40 x 4) + (5 x 4)

Front

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

Back

4 x 379

Front

What is the product of 13 and 7?

Back

91

Front

What are the partial products of 232 x 4?

Back

800, 120, 8

Front

How do you calculate total distance traveled if you drive 368 miles each day for 5 days?

Back

Multiply 368 by 5 to get 1,840 miles.

Front

What is an area model in multiplication?

Back

An area model is a visual representation of multiplication that breaks numbers into parts to simplify the calculation.

Front

What is the first step in using partial products for multiplication?

Back

Break down each number into its place values.

Front

If you have 3 x 24, what are the partial products?

Back

(3 x 20) + (3 x 4) = 60 + 12 = 72.