Mastering Integer Operations: Addition, Subtraction, Multiplication, and Division

Philip Brown, the Bearded Math Man, guides viewers through the rules of adding, subtracting, multiplying, and dividing positive and negative numbers. The video includes explanations, examples, and practice problems to reinforce understanding. Teachers can download a free PowerPoint for classroom use, and students are encouraged to take notes and use a double-page setup for easy reference. The video emphasizes the importance of understanding integer operations and provides strategies for solving problems involving different signs.

What should students do before starting the lesson?

• Solve a few problems

• Watch another video

• Open their math notebook to a double-page

• Read the textbook

Tags

CCSS.6.NS.B.3

If the product of two numbers is positive, what can be inferred about the signs of the numbers?

• The numbers have different signs

• The numbers have the same sign

• Both numbers are negative

• Both numbers are positive

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

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

• Undefined

• Zero

• A negative number

• A positive number

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the common misconception about negative fractions?

• Only the denominator is negative

• Both the numerator and denominator are positive

• Only the numerator is negative

• Both the numerator and denominator are negative

Tags

CCSS.7.NS.A.2C

What should you do if the signs of two numbers being added are the same?

• Subtract the numbers and change the sign

• Add the numbers and keep the sign

• Add the numbers and change the sign

• Subtract the numbers and keep the sign

Tags

CCSS.7.NS.A.1C

How do you handle a double negative in subtraction?

• Add a negative

• Subtract twice

• Ignore it

• Treat it as a positive

Tags

CCSS.7.NS.A.1C

What is the result of 3 - (-5)?

• 8

• 2

• -2

• -8

Tags

CCSS.7.NS.A.1C

If you have different signs in addition, what should you do?

• Subtract the numbers and keep the sign of the larger absolute value

• Subtract the numbers and change the sign

• Add the numbers and keep the sign

• Add the numbers and change the sign

Tags

CCSS.7.NS.A.1C

What is the result of -3 + 5?

• -8

• 8

• 2

• -2

Tags

CCSS.7.NS.A.1C

What is the result of -3 - 5?

• 8

• -8

• 2

• -2

Tags

CCSS.7.NS.A.1C