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The real number line is a representation of all the real numbers on a horizontal line such that each point on the line corresponds to a real number and every real number corresponds to a point on the line.
The real number line allows us to visually display the numbers in which we are interested. A line is composed of infinitely many points. To each point we can associate a unique number, and with each number we can associate a particular point.
Learn what a number line is and how to use number lines with examples with BBC Bitesize KS3 Maths. For students between the ages of 11 and 14.
A real number line, or simply number line, allows us to visually display real numbers by associating them with unique points on a line. The real number associated with a point is called a coordinate. A point on the real number line that is associated with a coordinate is called its graph.
A real number line 34, or simply number line, allows us to visually display real numbers by associating them with unique points on a line. The real number associated with a point is called a coordinate 35 .
Here are the steps to represent a real number on a number line: Step 1: Draw a horizontal line with arrows on both ends and mark off the number 0 anywhere. The number 0 is called the origin. Step 2: Mark real numbers in equal length on both sides of the origin and label them with a definite scale.
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Number Line. Writing numbers on a Number Line makes it easy to tell which numbers are greater or lesser. A number on the left is less than a number on the right. Examples: 5 is less than 8. −1 is less than 1. −8 is less than −5. A number on the right is greater than a number on the left. Examples: 8 is greater than 5. 1 is greater than −1.