Definition Of Number Line In Math

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Definition of number line in math.

In elementary mathematics a number line is a picture of a graduated straight line that serves as abstraction for real numbers denoted by every point of a number line is assumed to correspond to a real number and every real number to a point. Although this image only shows the integers from 9 to 9 the. Sometimes written as the letter o in three dimensions it is the point 0 0 0 where the x y and z axis cross. Splashlearn is an award winning math learning program used by more than 30 million kids for fun math practice.

Number line definition a straight line on which there is indicated a one to one correspondence between points on the line and the set of real numbers. Illustrated definition of number line. A line that graphically expresses the real numbers as a series of points distributed about a point arbitrarily designated as zero and in which the. On a number line it is 0 on a two dimensional graph it is where the x axis and y axis cross such as on the graph here.

Number line synonyms number line pronunciation number line translation english dictionary definition of number line. See the dictionary meaning pronunciation and sentence examples. Also learn the facts to easily understand math glossary with fun math worksheet online at splashlearn. Number line a line marked with numbers which is useful as a visual aid for calculating and showing relationships between values.

Definition of line explained with real life illustrated examples. Definition of number line explained with real life illustrated examples. Useful for adding and subtracting and for showing relations. 13 people chose this as the best definition of number line.

Number line definition is a line of infinite extent whose points correspond to the real numbers according to their distance in a positive or negative direction from a point arbitrarily taken as zero. Jump strategy jumping along an unmarked number line using place value to work out a calculation numbers are written as required. The integers are often shown as specially marked points evenly spaced on the line.