You can add fractions if you have a scientific calculator. All you have to do is press the b/c button.
If you don't have one, you could always turn the fraction into a decimal.
If you have a graphing calculator type that in hit = >math >enter >enter
A Texas Instruments graphing calculator can be used as a basic calculator, a scientific calculator and a graphing calculator.
Graphing calculator was created in 1985.
A graphing calculator is a scientific calculator with a graphing display window. Otherwise, there are no limits to the type of calculations that can be made on either of them.
Hit MATH and then 1 to change from decimal to fraction or 2 to change from fraction to decimal
Usually a graphing calculator should have all the capabilities you expect from a scientific calculator (and more, since it does the graphing). For more details, check the manual of your calculator if you already have one.
Someone can find a free online graphing calculator at Meta-Calculator. On Meta-Calculator one can find graphing, scientific, matrix, statistics, and programmer's calculators.
Here is a great site that will tell you everything you know about graphing calculator programming, and its got programs there to! See the related link, "Graphing Calculator Programming".
Texas Instruments TI-84 Plus Graphing Calculator is a reasonably priced, good graphing calculator.
what year was the graphing calculator invented
See the links below. I've included some sample programs too.
Here is a great site that will tell you everything you know about graphing calculator programming, and its got programs there to! See the related link, "Graphing Calculator Programming".