Multiplication Strategies and Techniques

Mrs. Disenzo introduces multiplication strategies for fourth graders and their parents. The video covers the break apart strategy, which involves decomposing numbers by place value, and the box method, a visual approach using an open array. Both methods aim to enhance mental math skills. The video also briefly touches on applying these strategies to three-digit multiplication.

What is the main purpose of the video created by Mrs. Disenzo?

• To explain the benefits of learning addition.

• To discuss the importance of division in fourth grade.

• To provide a detailed history of multiplication.

• To introduce new multiplication strategies to parents and students.

What is the first strategy introduced in the video?

• The Box Method

• The Addition Method

• The Break Apart Strategy

• The Subtraction Strategy

How does the Break Apart Strategy simplify multiplication?

• By dividing numbers into smaller parts.

• By decomposing numbers based on place value.

• By using subtraction to find the answer.

• By adding numbers together.

What is the purpose of decomposing numbers in the Break Apart Strategy?

• To focus on subtraction.

• To enhance addition techniques.

• To make multiplication more efficient.

• To simplify division.

In the Break Apart Strategy, what is 84 decomposed into?

• 80 and 4

• 40 and 8

• 84 and 0

• 8 and 40

What is the result of multiplying 80 by 6 in the Break Apart Strategy?

• 800

• 48

• 480

• 84

What is the final step in the Break Apart Strategy?

• Subtract the two products.

• Add the two products together.

• Divide the two products.

• Multiply the two products.

What is the total result of 84 times 6 using the Break Apart Strategy?

• 600

• 480

• 24

• 504

What is the result of 4 times 6 in the Break Apart Strategy?

• 24

• 40

• 60

• 48

What is the nickname given to the zero in the Break Apart Strategy?

• Zero the Villain

• Zero the Hero

• Zero the Guide

• Zero the Helper