www.mathsteacher.com.au/year8/ch01_arithmetic/01_basic/oper.htm

These operations are addition, subtraction, multiplication and division. Both the ...
Adding two (or more) numbers means to find their sum (or total). ... Also, we can
say that 17 minus 8 is 9. .... If you experience difficulties when using this Website,
tell us through the feedback form or by phoning the contact telephone number.

www.purplemath.com/modules/fcnops.htm

For instance, when they give you the formulas for two functions and tell you to
find the sum, all they're telling you to do is add the two formulas. There's nothing ...

www.virtualnerd.com/algebra-2/radical-functions/operations-compositions/operations/sum-two-functions

Radical Functions · Operations on and Composition of Functions ... function;
operation; add ... You can't go through algebra without learning about functions.

www.eduplace.com/math/mathsteps/4/a/

But what happens when an expression requires multiple operations? ... a set of
rules called the order of operations to determine which operation to do first. ...
Now that all multiplication and division has been completed, you would continue
by ...

www.corestandards.org/Math/Content/OA/

To add 2 + 6 + 4, the second two numbers can be added to make a ten, so 2 + 6 +
... Determine the unknown whole number in an addition or subtraction equation ...
5 columns; write an equation to express the total as a sum of equal addends.

mathway.com/examples/Precalculus/Operations-on-Functions/Finding-the-Domain-of-the-Sum-of-the-Functions?id=676

Examples > Precalculus > Operations on Functions > Finding the Domain of the
Sum of the Functions. Example Problem: Step-By-Step Solution: Compose the ...

www.themathpage.com/alg/algebraic-expressions.htm

and write their sum over the common denominator." ... In other words, when there
is no operation sign between two letters, or between a letter and a number, it
always means ... In fact, you will see that you do algebra with your eyes, and then
what you write on the paper, follows. ... Read, then calculate each of the following
.

www.sosmath.com/algebra/fraction/frac3/frac39/frac39.html

How do you calculate 2 + 3 x 7? Is the answer 35 or is the answer 23? To know
the correct answer, one must know the correct order of operations with respect to
...

www.montereyinstitute.org/courses/DevelopmentalMath/COURSE_TEXT2_RESOURCE/U17_L3_T1_text_final.html

Given two functions, f and g, find their sum, f + g. · Given two ... In addition to
evaluating functions, you can do operations with functions. Let's say you are
working ...

www.thecalculatorsite.com/articles/units/pemdas-bodmas-order-of-operations.php

Feb 13, 2016 ... You can also see that this sum can produce two different answers depending on
.... I can't seem to find who's behind this 'order of operation'.