Understanding Numbers and Their Relationships

This lesson introduces sixth graders to negative numbers using a number line. It explains how negative numbers are used in real-world contexts like temperature, stock markets, and sea level. The lesson covers how to compare and arrange numbers, emphasizing the concept that larger negative numbers are actually smaller. It also demonstrates subtraction that results in negative numbers, using practical examples to aid understanding. The lesson concludes with a problem-solving exercise to reinforce the concepts learned.

What is the position of positive numbers on a number line?

• To the left of zero

• To the right of zero

• Below zero

• Above zero

Which of the following is a real-world example of using negative numbers?

• Counting apples

• Determining height

• Measuring temperature

• Calculating age

How is sea level represented in terms of numbers?

• As a positive number

• As a negative number

• As zero

• As an imaginary number

Arrange the numbers 0, 1, and -2 from least to greatest.

• -2, 1, 0

• -2, 0, 1

• 0, 1, -2

• 1, 0, -2

Which is greater: -3 or -4?

• -3

• Cannot be determined

• -4

• They are equal

What is the result of subtracting 5 from 2?

• -7

• 7

• -3

• 3

Arrange the numbers 1, 0, -1, and -2 from greatest to least.

• 1, 0, -1, -2

• -2, -1, 0, 1

• 0, 1, -2, -1

• -1, -2, 0, 1

What number is 7 less than 3?

• 4

• -4

• -10

• 10