Understanding Number Decomposition and Subtraction

The video tutorial explains the composition of the number 46, highlighting the four tens and six ones. It then demonstrates subtracting four ones from 46, resulting in 42, by showing the subtraction process step-by-step. The tutorial uses visual aids to reinforce the understanding of tens and ones places in numbers.

What does the digit '4' represent in the number 46?

• Forty-six

• Four ones

• Four tens

• Four hundreds

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How many squares represent the tens in the number 46?

• Ten squares

• Forty squares

• Four squares

• Six squares

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CCSS.2.OA.A.1

Which color is used to represent the tens in the video?

• Purple

• Blue

• Red

• Green

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CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

In the number 46, how many ones are there?

• Ten ones

• Six ones

• Forty ones

• Four ones

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CCSS.4.NBT.B.6

What operation is performed on the number 46 in the video?

• Addition of four

• Subtraction of four

• Division by four

• Multiplication by four

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CCSS.1.NBT.C.4

CCSS.2.MD.B.6

After subtracting four ones from 46, how many ones remain?

• Six ones

• Two ones

• Four ones

• Zero ones

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CCSS.1.NBT.C.5

What is the result of 46 minus 4?

• 44

• 40

• 42

• 46

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How many tens remain after subtracting four ones from 46?

• Two tens

• Three tens

• Four tens

• Five tens

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CCSS.2.NBT.B.7

What is the new number in the ones place after subtraction?

• Zero

• Two

• Four

• Six

What mathematical concept is primarily discussed in the video?

• Addition

• Decomposition

• Division

• Multiplication