Partial Products Strategy in Multiplication

The video tutorial introduces the partial products strategy for multiplication, comparing it to the box method. It explains the steps to multiply numbers, create mini problems, and align answers for neat addition. The method is highlighted as quicker and more efficient, with encouragement to build math confidence and skills.

How does the partial products strategy compare to the Box Method?

• It is more complicated

• It involves less writing

• It requires more writing

• It is slower

What is the first thing we do in the partial products strategy?

• Subtract numbers

• Multiply numbers

• Add numbers

• Draw boxes

What should you do first when multiplying two numbers in this strategy?

• Add them

• Subtract them

• Multiply them

• Divide them

What do we call the smaller calculations in the partial products strategy?

• Sub problems

• Mini problems

• Micro problems

• Tiny problems

Why is it important to line up the answers in the partial products strategy?

• To make addition neat and easy

• To make division simpler

• To make multiplication faster

• To make subtraction easier

What should you do after setting up the mini problems?

• Subtract them

• Divide them

• Add them

• Multiply them

What is the key to setting up the problem perfectly?

• Using a calculator

• Aligning answers

• Guessing

• Drawing boxes

What should you do after multiplying the numbers?

• Subtract them

• Add them

• Divide them

• Ignore them

What is the result of multiplying 20 x 40 in the partial products strategy?

• 800

• 400

• 1600

• 200

What is the purpose of putting zeros in the answer first?

• To make it colorful

• To make it more complex

• To make it easier to add

• To make it look neat