Adding 10 or 100 Using Expanded Notation

This video tutorial teaches how to add 10 or 100 to a number using expanded notation. It begins with a review of place values, explaining the significance of hundreds, tens, and ones. The concept of expanded notation is introduced, showing how numbers can be broken down into their component parts. The tutorial then demonstrates counting by hundreds and how adding 10 or 100 affects the tens and hundreds places, respectively. Through examples, viewers learn to apply these concepts to various numbers, reinforcing their understanding of place value and expanded notation.

What does the digit '5' represent in the number 156?

• 5 thousands

• 5 ones

• 5 tens

• 5 hundreds

How can the number 358 be expressed using expanded notation?

• 3 + 50 + 80

• 300 + 50 + 8

• 30 + 5 + 8

• 300 + 5 + 80

When counting by hundreds, which digit changes?

• Ones digit

• Thousands digit

• Tens digit

• Hundreds digit

What happens to the tens digit when you add 10 to 128?

• It decreases by 1

• It doubles

• It increases by 1

• It remains the same

If you add 10 to 148, what will the new number be?

• 158

• 148

• 168

• 138

When adding 100 to 629, which digit changes?

• Ones digit

• Thousands digit

• Tens digit

• Hundreds digit

What is the result of adding 100 to 375?

• 475

• 575

• 375

• 275