Exploring Partial Product Multiplication Strategies

The video tutorial introduces the partial products strategy for double-digit multiplication. It begins by explaining the concept of partial products, emphasizing the breakdown of numbers into tens and ones. The teacher demonstrates the strategy using the example of 34 multiplied by 27, guiding students through setting up the problem, calculating partial products, and summing them to find the final result. This method is presented as a useful tool in the math toolbox, applicable to larger numbers as well.

What does the term 'partial' in partial products imply?

• Multiplying numbers directly

• Breaking numbers into parts

• Combining numbers

• Adding numbers together

Tags

CCSS.4.NBT.B.5

Why is it beneficial to learn the partial product strategy?

• It simplifies addition

• It is mandatory for all math problems

• It is a useful tool in your math toolbox

• It is the only strategy available

Tags

CCSS.4.NBT.B.5

What is the first step in the partial product strategy?

• Writing the numbers directly

• Drawing a square

• Drawing a circle

• Adding the numbers

Tags

CCSS.4.NBT.B.5

How do you break down the number 34 in the partial product strategy?

• 30 + 4

• 3 + 4

• 34 + 0

• 40 + 3

Tags

CCSS.3.OA.C.7

Where do you write the broken down parts of the number 27 in the box?

• On the top of the box

• Outside the box

• Inside the box

• Down the side of the box

Tags

CCSS.1.OA.A.1

What is the result of multiplying 30 by 20 in the partial product strategy?

• 30

• 60

• 600

• 300

Tags

CCSS.4.NBT.B.5

How do you handle zeros in the multiplication process?

• Add them at the end

• Ignore them

• Multiply them separately

• Subtract them

Tags

CCSS.4.NBT.B.5

What is the product of 20 and 4 in the partial product strategy?

• 40

• 80

• 24

• 8

Tags

CCSS.4.NBT.B.5

What do you do with the partial products after calculating them?

• Divide them

• Subtract them

• Multiply them again

• Add them together

Tags

CCSS.3.OA.A.1

What is the final answer for the multiplication of 34 and 27 using the partial product strategy?

• 920

• 810

• 900

• 918

Tags

CCSS.4.NBT.B.5