Scientific Notation - Basic Operations

Basic Operations

Given two numbers in scientific notation,

and

Multiplication and division are performed using the rules for operation with exponential functions:

and

Some examples are:

and

Addition and subtraction require the numbers to be represented using the same exponential part, so that the significand can be simply added or subtracted. :

Next, add or subtract the significands:

An example:

Read more about this topic:  Scientific Notation

Famous quotes containing the words basic and/or operations:

    The man who is admired for the ingenuity of his larceny is almost always rediscovering some earlier form of fraud. The basic forms are all known, have all been practicised. The manners of capitalism improve. The morals may not.
    John Kenneth Galbraith (b. 1908)

    It may seem strange that any road through such a wilderness should be passable, even in winter, when the snow is three or four feet deep, but at that season, wherever lumbering operations are actively carried on, teams are continually passing on the single track, and it becomes as smooth almost as a railway.
    Henry David Thoreau (1817–1862)