Exploring Multiplying and Dividing Integers

The video tutorial discusses real-world problems involving integers, focusing on multiplication and division. It provides examples such as calculating temperature drop and borrowing money, illustrating how to use negative and positive integers. The tutorial concludes with tips on assigning signs to numbers in various scenarios.

What kind of real-world problems often involve the multiplication and division of integers?

• Cooking recipes

• Temperature changes and financial transactions

• Travel itineraries

• Gardening schedules

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CCSS.7.NS.A.2C

If the temperature drops by 2 degrees every hour for 4 hours, what is the total temperature drop?

• -8 degrees

• -6 degrees

• 8 degrees

• 6 degrees

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CCSS.7.NS.A.3

In the context of temperature change, what does a 'drop' in temperature suggest?

• An undefined value

• A zero value

• A negative number

• A positive number

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CCSS.6.NS.C.5

What is the total drop in temperature if it drops by 3 degrees every hour for 5 hours?

• 10 degrees

• -10 degrees

• 15 degrees

• -15 degrees

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CCSS.7.NS.A.3

What is the result of multiplying a negative number by a positive number?

• A positive number

• A negative number

• Zero

• An undefined number

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

If Jane borrows $5 every day for lunch and now owes $65, how many days did she borrow the money?

• 10 days

• 13 days

• 15 days

• 12 days

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CCSS.3.OA.A.3

How can we represent Jane's total borrowed amount of $65 in terms of integers?

• Undefined

• Zero

• Negative 65

• Positive 65

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CCSS.6.NS.C.5

If someone borrows $4 every day and now owes $48, how many days did they borrow the money?

• 11 days

• 10 days

• 12 days

• 13 days

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CCSS.3.OA.A.3

What is the result of dividing a negative number by another negative number?

• An undefined number

• A negative number

• A positive number

• Zero

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What should you remember when solving real-world problems involving integers?

• Use only division operations

• Ignore the context of the problem

• Assign negatives and positives where they make sense

• Always use positive numbers

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CCSS.7.NS.A.1D