Mastering 2 Digit by 2 Digit Multiplication

The video tutorial explains how to multiply two-digit numbers using examples. It begins with a review of place values and demonstrates the multiplication of 11 by 13, followed by 12 by 15. The instructor emphasizes the importance of aligning numbers correctly and using place values to simplify the process. The tutorial includes detailed steps for each multiplication, highlighting the need to add zeros when moving to the tens column and performing addition to get the final result.

What is the first step in multiplying two-digit numbers?

• Start with the ones column

• Start with the tens column

• Multiply the numbers directly

• Add a zero in the tens column

Tags

CCSS.4.NBT.B.5

When multiplying 11 by 13, what is the result of 3 times 1?

• 13

• 11

• 3

• 1

Tags

CCSS.4.NBT.B.5

Why do we add a zero in the ones column when moving to the tens column?

• To simplify addition

• To represent the tens place

• To make the calculation easier

• To avoid errors

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the sum of 3 plus 0 in the addition step of 11 times 13?

• 4

• 0

• 1

• 3

Tags

CCSS.3.OA.B.5

What is the first step in setting up the problem 12 times 15?

• Multiply the tens column first

• Identify the place values

• Add a zero in the ones column

• Multiply the ones column first

Tags

CCSS.5.NBT.B.5

What is the result of 5 times 2 in the problem 12 times 15?

• 20

• 15

• 10

• 5

Tags

CCSS.3.OA.A.1

What do you do with the 1 after calculating 5 times 2 in 12 times 15?

• Add it to the next column

• Subtract it

• Ignore it

• Multiply it

Tags

CCSS.5.NBT.B.5

What is the result of 1 times 2 in the tens column for 12 times 15?

• 2

• 12

• 10

• 1

Tags

CCSS.4.NBT.B.5

What is the final result of adding 120 and 60 in the problem 12 times 15?

• 120

• 200

• 160

• 180

Tags

CCSS.5.NBT.B.5

What is the purpose of breaking down the multiplication into simpler parts?

• To make it more complex

• To verify the result

• To avoid errors

• To simplify addition

Tags

CCSS.4.NBT.B.5