 # Review partial products multiplication

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1. Poll
20 seconds
Can partial products multiplication be a more effective way to understand the process of multiplication than traditional methods?
2. Word cloud
120 seconds
What is the answer when you multiply 4 and 5?
3. Slide
60 seconds
To multiply two numbers, break each number apart into its component parts and multiply the parts separately. Then, combine the products to get the final answer. This is a great way to understand the concept of multiplying two numbers!
Partial Products Multiplication
4. Slide
60 seconds
Multiplication: A mathematical operation that involves multiplying two or more numbers together. Partial Products: A method to calculate the product of two numbers by breaking them into smaller parts and then multiplying them. Commutative Property: A property of multiplication that states that the order of the numbers being multiplied does not affect the product.
Concepts:
5. Slide
60 seconds
Partial product multiplication was used by ancient Babylonians over 4,000 years ago. When multiplying two-digit numbers, the partial product method is more efficient than the traditional algorithm. Partial product multiplication helps students understand the basics of algebra and scientific notation.
Did you know?
6. Open question
300 seconds
What strategies do you use to solve partial product multiplication problems?
7. Drawings
450 seconds
Using the partial product method, multiply 22x12
8. Word cloud
60 seconds
What are some important vocabulary words we should know when working with any multiplication strategy?
9. Open question
300 seconds
What are some strategies you could use to help you better understand partial product multiplication?
10. Drawings
450 seconds
Brain break: Draw a flying pizza slice with wings and a face
11. Drawings
360 seconds
Question: You are a 4th grade student and you need to review partial products multiplication. How can you explain the concept to a friend? Clues: • Partial products multiplication is a way to multiply large numbers. • It breaks the numbers up into smaller parts, making them easier to multiply. • You can multiply the numbers by hand or use a calculator. In pairs: Select and solve one of the tasks: A. Work in pairs and draw a picture to demonstrate how to use partial products multiplication. B. Write a short explanation about how partial products multiplication works.
12. Poll
60 seconds
What is the partial product in multiplication?
• The result of multiplying each digit of one factor by each digit of the other factor
• The sum of all digits in a multiplication problem
• The quotient obtained by dividing one factor by another factor
• None of these
13. Poll
60 seconds
What is the first step in solving a partial product multiplication problem?
• Write down both factors side-by-side and multiply each digit from one factor with every digit from the other factor.
• Divide both factors.
• None of these
14. Poll
60 seconds
How do you find the total using partial products?
• Add all partial products together
• Subtract all partial products
• Multiply all partial products
• None of these
15. Poll
60 seconds
In 23 x 14, what is the value of first column after finding the partial product?
• 12
• 4
• 3
• 2
16. Poll
60 seconds
What's an example for two numbers to be multiplied using review partial product multiplication method?
• 24 X 67
• 28 X 64
• 87 X 62
• 45 X 99
17. Open question
180 seconds
Work together in pairs: What is the difference between partial products multiplication and regular multiplication?