Subtracting Integers Strategies

In this video, Mr. J explains how to subtract integers by adding the opposite. He provides four examples to illustrate the concept: subtracting a negative number, subtracting a positive number, and subtracting a negative from a negative number. The video emphasizes that subtracting a negative is akin to adding a positive, which increases the value. Mr. J also mentions a related video using number lines for better visualization.

What is the main strategy used for subtracting integers?

• Multiplying by zero

• Subtracting the same number

• Adding the opposite

• Dividing by two

What is the result of 6 - (-4) when using the strategy of adding the opposite?

• 10

• 0

• 6

• 2

Why does subtracting a negative number increase the value?

• Because it is like multiplying by zero

• Because it is like dividing by two

• Because it is like adding a positive number

• Because it is like subtracting a positive number

What is the result of -5 - 3 using the strategy of adding the opposite?

• -2

• 8

• -8

• 2

In the example -5 - 3, what is the opposite of 3?

• 5

• -3

• 3

• 0

What is the result of -1 - (-9) when using the strategy of adding the opposite?

• -10

• 10

• 8

• -8

In the example -1 - (-9), what is the opposite of -9?

• -9

• 0

• 9

• 1

What is the result of -8 - (-7) using the strategy of adding the opposite?

• 1

• -1

• -15

• 15

In the example -8 - (-7), what is the opposite of -7?

• 7

• 0

• 8

• -7

What is the key takeaway from the video on subtracting integers?

• Subtracting integers is the same as dividing by two

• Subtracting integers is the same as multiplying by zero

• Subtracting integers is the same as adding the same number

• Subtracting integers is the same as adding the opposite