Identifying Rational Numbers on a Number Line

The video tutorial by Mr. J covers the concept of rational numbers and their representation on a number line. It explains how rational numbers can be expressed as fractions of integers and how their decimal forms either terminate or repeat. The tutorial demonstrates identifying rational numbers on a number line, using examples with sections divided into fourths and fifths. It emphasizes understanding the position of positive and negative numbers and converting between fractions and decimals. The video concludes with a summary of the key points discussed.

What is a rational number?

• A number that is always positive

• A number that can be written as a fraction of two integers

• A number that is always negative

• A number that cannot be written as a fraction

Where are positive numbers located on a number line?

• To the right of zero

• Above zero

• To the left of zero

• Below zero

What is the value of point A on the first number line?

• -3

• -2

• 0

• 2

What is the value of point B on the first number line?

• 3/4

• 1/2

• 1/4

• 1

What is the decimal equivalent of 1/4?

• 1.0

• 0.75

• 0.5

• 0.25

What is the value of point C on the first number line?

• 2.0

• 1.75

• 1.5

• 1.25

What is the value of point V on the second number line?

• 1

• 0

• -1

• 2

What is the value of point W on the second number line?

• -2/5

• -4/5

• -1/5

• -3/5

What is the decimal equivalent of 1 and 4/5?

• 1.6

• 1.8

• 1.4

• 1.2

What is the value of point Z on the second number line?

• -1.4

• -1.2

• -1.8

• -1.6