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Your TI-84 Plus can draw graphs, calculate logarithms and exponents, crunch matrices and even do calculus. But with all that power at your disposal, not every function gets a straightforward button of its own. To enter fractions, you'll have to use several key strokes.
How do I enter and compute fractions on the TI-84 Plus family of graphing calculators? The TI-84 Plus family of graphing calculators do not have a specific fraction key, but does have a template that allows fractions to be entered. For example, add 3 2/5 to 3/4 using the steps below: 1) Press [ALPHA] [F1] [1]. 2) Enter in [3].
This tutorial describes how fractions can be represented in the TI84 Plus calculator.
Converting fractions and decimals. There’s an easy way to convert a decimal to a fraction, regardless of the mode setting. You can access the Frac and Dec functions in the first two options in the Math menu. The Frac function displays an answer as a fraction.
The latest TI-84 Plus and TI-84 Plus C Silver Edition operating system (OS) allows the calculator to give all answers in fraction format automatically. To enable this mode follow the steps below: 1) Press [mode]. 2) Press [↑] 5 times if using the TI-84 Plus or [↑] 6 times is using the TI-84 Plus C Silver Edition to select the "Answers:" row.
The TI-84 Plus CE graphing calculator offers the ability to use fractions in calculations, but these options are hidden away in the calculator’s menus. Once you learn how to use these functions, you will be able to calculate using fractions, convert between fractions and decimals, and convert between improper and mixed numbers.
If your TI calculator has the "n/d" option you can easily use it to enter fractions that have more than one term in either the numerator or denominator. Alternatively, you can use parentheses...
Master fractions with ease on your TI 84 Plus calculator! Watch this step-by-step tutorial and learn how to effortlessly enter and simplify fractions.
Converting between decimals and fractions on the TI-84 Plus. The Frac function always converts a finite decimal to a fraction. If your calculator can’t convert a decimal to a fraction, it lets you know by redisplaying the decimal. Be sure to enter the decimal before inserting the Frac function.
One of the first questions kids ask about their TI-84 Plus CE is, “How do I do fractions in this thing?” There are a couple of ways to do this, so let's tackle both! The fastest way (with the latest OS) to write a fraction: [alpha] [x,t,θ,n] (Variable Key) The second way: [alpha] [y=] 1:n/d (first option)