Adding and Subtracting Integers: Positive and Negative Values Explained

This video tutorial explains the concept of positive and negative values, focusing on how the signs of numbers indicate their value. It covers the transition from positive to negative values, illustrating with examples like financial gains and losses, temperature changes, and directional shifts on a number line. The video also delves into the concept of double negatives, explaining how they represent the opposite of a negative value. Practical examples are provided to reinforce understanding, such as changes in direction, temperature, and financial status.

What does a positive sign in front of a number indicate?

• A loss

• A gain

• A decrease

• A debt

If you owe $5,000, what is the value represented?

• Positive $5,000

• Negative $5,000

• Zero

• Positive $10,000

What does a negative value indicate in terms of temperature?

• An increase in temperature

• A decrease in temperature

• A constant temperature

• No change in temperature

On a number line, where is a positive 7 located?

• At 0

• 7 units to the right of 0

• 14 units to the right of 0

• 7 units to the left of 0

What does a negative 7 represent on a number line?

• 7 units to the right of 0

• At 0

• 7 units to the left of 0

• 14 units to the left of 0

What does a double negative in a mathematical expression mean?

• It becomes zero

• It doubles the negative value

• It becomes positive

• It remains negative

If the temperature is negative 22 degrees, what does an extra negative indicate?

• It gets colder

• No change in temperature

• It doubles the coldness

• It gets warmer

What is the opposite of down 13 units?

• Up 26 units

• Down 13 units

• Down 26 units

• Up 13 units

If you have a debt of $42, what does an extra negative indicate?

• You owe more money

• You owe less money

• No change in debt

• You have gained money

What is the opposite of negative 100?

• Negative 200

• Positive 100

• Zero

• Negative 100