Double Digit Multiplication

Front

What is double digit multiplication?

Back

Double digit multiplication refers to the process of multiplying two numbers, each consisting of two digits. It involves techniques such as the standard algorithm, area model, or lattice method.

Tags

CCSS.4.NBT.B.5

Front

How do you multiply two two-digit numbers using the standard algorithm?

Back

To multiply two two-digit numbers using the standard algorithm, you multiply each digit of the first number by each digit of the second number, align the results according to place value, and then add them together.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 41 and 22?

Back

The product of 41 and 22 is 902.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 70 and 22?

Back

The product of 70 and 22 is 1540.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 22 and 44?

Back

The product of 22 and 44 is 968.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 23 and 20?

Back

The product of 23 and 20 is 460.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 47 and 52?

Back

The product of 47 and 52 is 2444.

Tags

CCSS.4.NBT.B.5

Front

What is the area model for multiplication?

Back

The area model for multiplication involves breaking down each number into its place values, creating a rectangle for each pair of values, and then adding the areas of these rectangles to find the total product.

Tags

CCSS.4.NBT.B.5

Front

What is the lattice method for multiplication?

Back

The lattice method for multiplication is a visual technique that uses a grid to organize the multiplication of digits, allowing for easier addition of partial products.

Tags

CCSS.4.NBT.B.5

Front

What is the importance of place value in multiplication?

Back

Place value is crucial in multiplication as it determines the position of each digit in a number, affecting the final product when adding partial products.

Tags

CCSS.5.NBT.B.5