Multiplying 3-Digit Numbers by 2-Digit Numbers

The video tutorial covers long multiplication of two-digit numbers through four examples: 542 * 12, 367 * 25, 472 * 34, and 394 * 57. Each example demonstrates the importance of aligning numbers, using placeholders, and carrying over digits. The tutorial emphasizes step-by-step multiplication of each digit and the addition of results to find the final answer.

What is the first step in long multiplication when multiplying 542 by 12?

• Use division to simplify

• Add the numbers directly

• Multiply each digit of the first number by each digit of the second number

• Multiply the hundreds place first

What is the importance of aligning numbers accurately in long multiplication?

• It makes the process faster

• It helps in division

• It ensures correct placement of digits

• It is not important

When multiplying 367 by 25, what is the result of 5 multiplied by 7?

• 40

• 30

• 35

• 45

In the multiplication of 367 by 25, what do you do after multiplying 5 by 6 tens?

• Carry over the tens

• Add the result to the previous product

• Subtract the result from the total

• Multiply by the next digit

What placeholder is used when multiplying the tens column in the example 472 by 34?

• Three

• Two

• One

• Zero

In the example 472 by 34, what is the result of 3 tens multiplied by 7 tens?

• 21

• 28

• 24

• 18

What is the result of adding the two answers together in the example 472 by 34?

• 15,048

• 16,048

• 16,048

• 16,000

What is the first step in multiplying 394 by 57?

• Multiply 7 by 4

• Multiply 5 by 9

• Add the numbers

• Use division

In the multiplication of 394 by 57, what is the result of 7 multiplied by 9 tens?

• 70

• 63

• 56

• 77

What is the final result of multiplying 394 by 57?

• 21,458

• 22,458

• 23,458

• 24,458