Box Method Multiplication

Front

What is the Box Method in multiplication?

Back

The Box Method is a visual way to multiply numbers by breaking them into smaller, more manageable parts, using a box or grid to organize the calculations.

Tags

CCSS.4.NBT.B.5

Front

How do you break down the number 25 for multiplication using the Box Method?

Back

25 can be broken down into 20 and 5.

Tags

CCSS.4.NBT.B.5

Front

What is the first step in using the Box Method for 25 x 83?

Back

Break down 83 into 80 and 3.

Tags

CCSS.4.NBT.B.5

Front

What are the partial products when using the Box Method for 25 x 83?

Back

20 x 80 = 1600, 20 x 3 = 60, 5 x 80 = 400, 5 x 3 = 15.

Tags

CCSS.4.NBT.B.5

Front

How do you find the total product using the Box Method?

Back

Add all the partial products together: 1600 + 60 + 400 + 15 = 2075.

Tags

CCSS.4.NBT.B.5

Front

What is the Box Method for multiplying 85 x 12?

Back

Break down 85 into 80 and 5, and 12 into 10 and 2.

Tags

CCSS.4.NBT.B.5

Front

What are the partial products for 85 x 12?

Back

80 x 10 = 800, 80 x 2 = 160, 5 x 10 = 50, 5 x 2 = 10.

Tags

CCSS.5.NBT.B.5

Front

What is the total product for 85 x 12 using the Box Method?

Back

Add the partial products: 800 + 160 + 50 + 10 = 1020.

Tags

CCSS.5.NBT.B.5

Front

How do you apply the Box Method to 65 x 34?

Back

Break down 65 into 60 and 5, and 34 into 30 and 4.

Tags

CCSS.4.NBT.B.5

Front

What are the partial products for 65 x 34?

Back

60 x 30 = 1800, 60 x 4 = 240, 5 x 30 = 150, 5 x 4 = 20.

Tags

CCSS.4.NBT.B.5