Understanding Integer Subtraction and Addition

The video tutorial explains how to find the difference between two numbers, specifically fifty-two minus negative forty-four, by converting the subtraction into an addition problem. It demonstrates that subtracting a negative number is equivalent to adding its positive counterpart. The tutorial provides a step-by-step solution, including writing the numbers vertically and aligning place values to find the sum. It also illustrates the solution on a number line, showing the movement from zero to the final result. The video concludes with a recap of the solution and hopes that the explanation was helpful.

What is the initial mathematical problem presented in the video?

• Dividing fifty-two by negative forty-four

• Multiplying fifty-two by negative forty-four

• Finding the difference between fifty-two and negative forty-four

• Finding the sum of fifty-two and forty-four

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CCSS.7.NS.A.1C

How can subtracting a negative number be rephrased?

• As multiplying by a positive number

• As adding a positive number

• As adding a negative number

• As subtracting a positive number

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CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

What is the first step in adding fifty-two and forty-four?

• Aligning the numbers horizontally

• Aligning the numbers vertically

• Subtracting the numbers

• Multiplying the numbers

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CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

What is the sum of the digits in the one's place when adding fifty-two and forty-four?

• Four

• Six

• Eight

• Ten

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CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

What is the sum of the digits in the ten's place when adding fifty-two and forty-four?

• Eight

• Ten

• Seven

• Nine

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CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

What is the final result of adding fifty-two and forty-four?

• Eighty-six

• One hundred

• Ninety-six

• Seventy-six

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CCSS.2.MD.B.6

CCSS.1.NBT.C.4

How is the addition of fifty-two and forty-four represented on a number line?

• By moving right fifty-two units and then right another forty-four units

• By moving right fifty-two units and then left forty-four units

• By moving left fifty-two units and then left another forty-four units

• By moving left fifty-two units and then right forty-four units

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CCSS.2.MD.B.6

CCSS.1.NBT.C.4

What is the final position on the number line after adding fifty-two and forty-four?

• Eighty-six

• One hundred

• Seventy-six

• Ninety-six

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CCSS.2.MD.B.6

CCSS.1.NBT.C.4