Multiplying 1-Digit Numbers by 3 and 4-Digit Numbers

This video tutorial teaches how to multiply three and four-digit numbers by a single-digit number. It covers both the traditional multiplication method and the partial products method, providing step-by-step examples for each. The video emphasizes the importance of aligning numbers correctly and offers multiple strategies to solve multiplication problems, allowing learners to choose the method they find most comfortable.

What is the main focus of this video tutorial?

• Dividing multi-digit numbers by a one-digit number

• Adding multi-digit numbers

• Subtracting multi-digit numbers

• Multiplying multi-digit numbers by a one-digit number

Why is it important to line up numbers carefully when multiplying?

• To make the problem look neat

• To ensure the correct answer

• To make it easier to add

• To avoid using a calculator

In the traditional method, what do you do after multiplying the digits in the ones place?

• Move to the hundreds place

• Add the digits together

• Carry over the tens place value

• Subtract the digits

What is the result of 678 times 5 using the traditional method?

• 3380

• 3390

• 3370

• 3400

What does the partial products method involve?

• Adding the numbers directly

• Dividing the larger number into smaller parts

• Breaking the larger number into smaller parts

• Subtracting the smaller number from the larger number

What is the first step in the partial products method for 678 times 5?

• Multiply 600 by 5

• Add all the parts together

• Multiply 70 by 5

• Multiply 8 by 5

What is the result of 678 times 5 using the partial products method?

• 3370

• 3400

• 3380

• 3390

In the traditional method, what is the result of 4938 times 4?

• 19652

• 19552

• 19852

• 19752

What is the first step in the partial products method for 4938 times 4?

• Multiply 4000 by 4

• Multiply 30 by 4

• Multiply 900 by 4

• Multiply 8 by 4

What is the result of 4938 times 4 using the partial products method?

• 19752

• 19852

• 19552

• 19652