Exploring Integers and Rational Numbers

The video tutorial introduces the concepts of whole numbers, opposites, integers, rational numbers, and absolute value. It begins with a discussion on whole numbers and their opposites, using examples to illustrate the concept. The tutorial then moves on to integers, explaining their inclusion of negative numbers and the absence of fractional parts. Rational numbers are introduced next, highlighting their ability to include fractions and decimals. Finally, the concept of absolute value is explained as the distance of a number from zero, always resulting in a positive value.

What is the opposite of the number 5?

• 5

• 0

• -5

• -10

Which of the following is NOT an example of opposites?

• Addition and Multiplication

• Left and Right

• Hot and Cold

• Up and Down

Which of the following is an integer?

• 3.5

• -2

• 1/2

• 0.75

What is a key characteristic of integers?

• They must be greater than zero

• They include positive and negative whole numbers

• They can be fractions

• They are always positive

Which of the following is a rational number?

• 0.75

• e

• π

• √2

How can the number 6 be expressed as a rational number?

• 1/6

• 6/1

• 0/6

• 6/0

What is the absolute value of -7?

• -1

• 7

• 0

• -7

Absolute value represents the distance of a number from which point?

• 1

• 0

• 10

• -1

If the absolute value of a number is 12, which of the following could be the number?

• Both -12 and 12

• 12

• -12

• 0

Which of the following statements about absolute value is true?

• It can be a fraction

• It is always zero

• It is always positive

• It can be negative