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Expanded notation is a way of breaking down numbers in order to display the place value of each digit. It is also referred to as expanded form and resembles an addition problem. The normal way of writing numbers is called standard notation.


To write a number in expanded notation, rewrite it as a sum of its various place values. This shows the value of each digit in the number. For example, the number 123 can be written in expanded notation as 123 = 100 + 20 + 3.


Function notation is a method of writing algebraic variables as functions of other variables. Most often, functions are portrayed as a set of x/y coordinates, with the vertical y-axis serving as a function of x. For example, writing "f(x) = 3x" is the same as writing "y = 3x."


Standard notation is when a number is completely written out using numerical digits. Some examples of numbers written in standard notation are 64,100 and 2,000,000.


In math, number and word notation is simply writing the significant digits of a large number and using words for the place value. For example, the number 45,000 in number and word notation is 45 thousand.


A copy notation is a type of end notation to a formal letter. A copy notation is a list of people that ought to receive a copy of the letter. It is a reminder that other people, besides the addressed recipient, have an interest in the letter.


Mailing notations are instructions to the postal service and mail rooms on how to process a letter, such as "confidential," "special delivery," "certified mail" and "airmail." Formal business letters include mailing notations on the actual letter and on the envelope, explains About.com.


No particular person is credited with creating or discovering scientific notation. The origin of this term dates back to around 1961, when it first appeared in the "New International Dictionary of the English Language." Scientific notation, which is a method of easily expressing either large or smal


The scientific notation of a number is the product of the digit term and exponential term. The digits denote the significant figures of the number, which is written with the decimal point located after the first digit. The exponential term indicates the number of places that the decimal point travel


To add numbers in scientific notation, convert all numbers so they have the same exponent as the largest number, add the new coefficients and convert the answer so it is in scientific notation. If the numbers begin with the same exponent, add the coefficients and convert the answer, if necessary.