Double Digit Multiplication Box Method

Front

What is the Box Method in Double Digit Multiplication?

Back

A visual strategy to multiply two-digit numbers by breaking them into parts and organizing them in a box.

Tags

CCSS.4.NBT.B.5

Front

What does Box A represent in the Box Method?

Back

The product of the tens place of the first number and the tens place of the second number.

Tags

CCSS.4.NBT.B.5

Front

What does Box B represent in the Box Method?

Back

The product of the tens place of the first number and the ones place of the second number.

Tags

CCSS.4.NBT.B.5

Front

What does Box C represent in the Box Method?

Back

The product of the ones place of the first number and the tens place of the second number.

Tags

CCSS.4.NBT.B.5

Front

What does Box D represent in the Box Method?

Back

The product of the ones place of both numbers.

Tags

CCSS.4.NBT.B.5

Front

How do you find the total in the Box Method?

Back

Add all the values from Boxes A, B, C, and D together.

Front

What is the first step in using the Box Method?

Back

Break down each number into tens and ones.

Tags

CCSS.2.NBT.B.5

Front

If you multiply 20 by 30, what goes in Box A?

Back

600 (20 x 30) is placed in Box A.

Tags

CCSS.4.NBT.B.5

Front

If you multiply 20 by 8, what goes in Box D?

Back

160 (20 x 8) is placed in Box D.

Tags

CCSS.4.NBT.B.5

Front

What is the purpose of the Box Method?

Back

To simplify the multiplication of larger numbers by breaking them into manageable parts.

Tags

CCSS.5.NBT.B.5