Exploring Integer Operations in 2023

The video tutorial reviews integer operations, focusing on multiplying, dividing, adding, and subtracting with negative numbers. It introduces the 'Integer Man' method for handling signs in multiplication and division, and the 'Integer Song' strategy for addition and subtraction. Through examples, the tutorial demonstrates how to determine the sign of the result and apply these strategies effectively.

What is the result of -2 times 7?

• 21

• -21

• 14

• -14

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

When multiplying two negative numbers, the result is always:

• Undefined

• Zero

• Positive

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of 3 times -7?

• -21

• 21

• 14

• -14

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

According to the 'Integer Song', when signs are different, you should:

• Divide the numbers

• Subtract the numbers

• Multiply the numbers

• Add the numbers

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of -6 + 5?

• -1

• 11

• 1

• -11

Tags

CCSS.7.NS.A.1C

What is the result of 2 - 9?

• -11

• 11

• -7

• 7

Tags

CCSS.7.NS.A.1C

When two negative numbers are subtracted, the result is:

• Undefined

• Zero

• Negative

• Positive

Tags

CCSS.7.NS.A.1C

What does the 'Integer Song' suggest when the signs are the same?

• Subtract

• Multiply

• Add

• Divide

Tags

CCSS.7.NS.A.2C

What is the result of -3 - 7?

• 4

• -4

• 10

• -10

Tags

CCSS.7.NS.A.1C

What is the result of 4 - (-6)?

• 10

• -10

• 2

• -2

Tags

CCSS.7.NS.A.1C