2-Digit Multiplication Techniques

In this video, Mr. J explains how to multiply two-digit numbers by two-digit numbers using two examples: 39 times 24 and 68 times 57. He demonstrates the step-by-step process, emphasizing the importance of lining up digits correctly and using partial products. The video concludes with a summary of the multiplication process.

What does the term 'product' refer to in multiplication?

• The sum of two numbers

• The quotient of two numbers

• The difference between two numbers

• The answer to a multiplication problem

When multiplying, why is it important to align the places correctly?

• To ensure correct addition of the numbers

• To make sure the multiplication is done correctly

• To align the decimal points

• To simplify the division process

What is the first step in multiplying 39 by 24?

• Subtract 39 from 24

• Multiply 2 by 39

• Multiply 4 by 39

• Add 39 and 24

Why do we carry numbers during the multiplication process?

• To align the decimal points

• To decrease the total sum

• To make the multiplication easier

• To ensure correct addition of the partial products

Why is it important to cross off numbers after using them in the multiplication process?

• To align the numbers correctly

• To prevent confusion with other numbers

• To indicate completion of the process

• To simplify the addition process

In the process of multiplying, why do we place a zero before multiplying by the tens place?

• To represent the tens place value

• To make the number larger

• To align the numbers correctly

• For subtraction purposes

What is the product of 39 times 24?

• 946

• 936

• 926

• 916

What is the first step in multiplying 68 by 57?

• Subtract 68 from 57

• Multiply 7 by 68

• Add 68 and 57

• Multiply 5 by 68

What are 'partial products' in the context of multiplication?

• The sum of two numbers

• The intermediate products before adding

• The final product of multiplication

• The difference between two numbers

What is the product of 68 times 57?

• 3867

• 3678

• 3768

• 3876