New Multiplication Method Concepts

In this video, Nat and Tack introduce a simple trick for multiplying two-digit numbers in one step. They demonstrate the method using the example of 23 times 13, explaining each step clearly. The trick involves stacking numbers, multiplying digits, and using cross multiplication with addition. They then apply the same method to multiply 19 by 12, addressing how to handle carrying numbers. The video concludes with a practice example and encourages viewers to keep practicing to master the technique.

Who are the presenters in the video?

• Sam and Max

• Tom and Jerry

• Jack and Jill

• Nat and Tack

What is the traditional method for multiplying two-digit numbers?

• Short division

• Long multiplication

• Subtraction

• Addition

What is the first step in the new multiplication method?

• Divide the numbers

• Subtract the numbers

• Add the numbers

• Stack the numbers

In the new method, what do you do after stacking the numbers?

• Subtract the digits

• Add the digits

• Divide the digits

• Multiply the digits in the ones place

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

• Stack the numbers

• Add the numbers

• Divide the numbers

• Subtract the numbers

What is the result of multiplying 23 by 13 using the new method?

• 299

• 230

• 310

• 250

What is the result of the cross multiplication step in the example 23 x 13?

• 12

• 3

• 6

• 9

What is the final step in the new multiplication method?

• Subtract the tens place digits

• Divide the ones place digits

• Add the ones place digits

• Multiply the tens place digits

What is the first step when multiplying 19 by 12?

• Stack the numbers

• Divide the numbers

• Add the numbers

• Subtract the numbers

How do you handle a carry-over number in the new method?

• Ignore it

• Multiply it

• Subtract it

• Add it to the next step