Understanding Three-Digit and Four-Digit Numbers

The video tutorial covers the concepts of place value and number order. It guides students through constructing the largest and smallest numbers using given digits, emphasizing the importance of digit placement. The tutorial also explores comparing numbers by examining differences in place values and demonstrates mental math techniques for adding and subtracting values based on place value understanding.

Why can't the digit zero be used as the first digit in a three-digit number?

• It makes the number a four-digit number.

• It is not a valid digit.

• It increases the value of the number.

• It makes the number a two-digit number.

What is the largest three-digit number you can form using the digits 0, 4, and 5?

• 540

• 504

• 450

• 405

Which of the following is the smallest three-digit number using the digits 0, 4, and 5?

• 450

• 405

• 504

• 540

How do you determine the smallest four-digit number using the digits 3, 7, 4, and 9?

• Place the smallest digit in the ones place.

• Place the largest digit in the ones place.

• Place the smallest digit in the thousands place.

• Place the largest digit in the thousands place.

What is the smallest four-digit number you can form using the digits 3, 7, 4, and 9?

• 3497

• 3974

• 3479

• 3749

What is the largest four-digit number you can create using the digits 0, 7, 2, and 8?

• 8720

• 8270

• 7820

• 7280

If you have the numbers 6,342 and 6,442, how much larger is the second number?

• 50

• 10

• 200

• 100

What is 100 more than 6,442?

• 6,642

• 6,342

• 6,442

• 6,542

What is 100 more than 6,542?

• 6,742

• 6,542

• 6,642

• 6,442

If you subtract 10 from 6,542, what is the result?

• 6,522

• 6,552

• 6,542

• 6,532