Expanded Form Addition Concepts

This video tutorial explains how to perform addition using expanded form. It begins by demonstrating how to write numbers in expanded form, such as converting 14 to 10 + 4 and 27 to 20 + 7. The tutorial then shows how to add these expanded numbers step by step, first adding the tens and then the units, resulting in a final total. The lesson concludes by confirming the sum of 14 and 27 as 41.

What is the main topic of this lesson?

• Multiplication using expanded form

• Subtraction using expanded form

• Division using expanded form

• Addition using expanded form

How is the number 14 represented in expanded form?

• 1 + 4

• 10 + 4

• 14 + 0

• 4 + 10

What is the expanded form of 27?

• 7 + 20

• 27 + 0

• 20 + 7

• 2 + 7

What is the first step in adding numbers in expanded form?

• Add the numbers as they are

• Add the hundreds first

• Add the tens first

• Add the units first

What is the sum of 10 and 20 in the expanded form?

• 40

• 30

• 20

• 50

What is the sum of 4 and 7 in the expanded form?

• 12

• 9

• 10

• 11

Which numbers are added first in expanded form addition?

• Thousands

• Hundreds

• Tens

• Units

What is the expanded form of 30?

• 20 + 10

• 10 + 20

• 30 + 0

• 3 + 0

What is the result of adding 10 and 4 in expanded form?

• 12

• 13

• 14

• 15

What is the result of adding 20 and 7 in expanded form?

• 29

• 27

• 26

• 28