Understanding Subtraction and Addition of Integers

The video tutorial explains how to evaluate expressions involving subtraction by converting them into addition problems. It covers three examples, demonstrating the process of rewriting subtraction as addition, applying rules for adding integers, and using the order of operations. The tutorial emphasizes understanding the equivalence of subtracting a negative number to adding a positive one and provides step-by-step solutions to each example.

What is the primary method used to evaluate subtraction expressions in this video?

• Converting them into division problems

• Converting them into exponentiation problems

• Converting them into addition problems

• Converting them into multiplication problems

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CCSS.1.OA.A.1

In the first example, what is the result of 6 minus 4?

• 0

• 2

• 4

• 10

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CCSS.7.NS.A.1C

How is subtracting a negative number described in the video?

• As adding a negative number

• As subtracting zero

• As adding a positive number

• As subtracting a positive number

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CCSS.7.NS.A.1C

What is the result of negative 11 plus 2?

• Positive 13

• Negative 9

• Negative 13

• Positive 9

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CCSS.7.NS.A.1C

When adding integers with the same sign, what should you do?

• Multiply their absolute values

• Subtract their absolute values

• Add their absolute values and keep the same sign

• Ignore the signs and add

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

In the third example, what is the first step according to the order of operations?

• Add all numbers first

• Subtract all numbers first

• Simplify the innermost parenthesis

• Simplify the outermost parenthesis

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CCSS.1.OA.A.1

What is the result of 5 plus 8 in the third example?

• 13

• 12

• 14

• 15

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CCSS.7.NS.A.1C

What is the final result of the expression in the third example?

• Negative 1

• Positive 1

• Negative 13

• Zero

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CCSS.7.NS.A.1B

What is the equivalent expression for 5 minus negative 8?

• 5 plus positive 8

• 5 minus positive 8

• 5 plus negative 8

• 5 minus zero

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CCSS.3.OA.D.8

What will be covered in the next video?

• More examples of multiplication

• More examples of addition and subtraction

• More examples of division

• More examples of subtraction

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CCSS.3.OA.D.8