Mrs. Lopez introduces rational numbers, focusing on positive and negative numbers, their positions on the number line, and the concept of absolute value. She explains how to add integers using a number line and introduces the concept of additive inverse, emphasizing that opposite numbers sum to zero. The lesson concludes with a summary of key points.

What is the common feature of positive and negative numbers?

• They are both greater than zero.

• They are both fractions.

• They are both less than zero.

• They both have absolute values.

Where are negative numbers located on a horizontal number line?

• To the right of zero

• To the left of zero

• Above zero

• Below zero

What does the absolute value of a number represent?

• The sum of the number and zero

• The number itself

• The distance from zero

• The opposite of the number

Which of the following is an integer?

• 3.5

• -2

• 1/2

• 0.75

How do you add a positive integer on a number line?

• Move to the left

• Move to the right

• Move upwards

• Move downwards

What is the result of adding a number to its additive inverse?

• Double the number

• Negative of the number

• Zero

• The number itself

What is the additive inverse of 5?

• -5

• 10

• 5

• 0

If you add -3 and 3, what is the result?

• 6

• 0

• -3

• 3

What term is used to describe the opposite of a number?

• Absolute value

• Additive inverse

• Multiplicative inverse

• Reciprocal

What happens when you add a positive number to a negative number with the same absolute value?

• The result is positive

• The result is zero

• The result is undefined

• The result is negative