Multiplication Using Partial Products

Front

What is multiplication using partial products?

Back

A method of multiplying numbers by breaking them into parts (or partial products) and then adding those parts together.

Front

What are partial products?

Back

The results of multiplying each digit of one number by each digit of another number, before adding them together.

Front

Calculate the partial products for 4 x 28.

Back

(4 x 20) + (4 x 8) = 80 + 32 = 112.

Front

What multiplication fact represents the partial product in box A if it equals 150?

Back

5 x 30.

Front

What is the value of box B if it equals 20?

Back

20.

Front

What is the value of box A if it equals 120?

Back

120.

Front

What is the value of box A if it equals 150?

Back

150.

Front

How do you find the total product using partial products?

Back

Add all the partial products together.

Front

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

Back

Break down the numbers into tens and ones.

Front

If you multiply 6 x 23 using partial products, what are the partial products?

Back

(6 x 20) + (6 x 3) = 120 + 18 = 138.