Education Technology

Solution 10418: Converting Mixed Numbers into Improper Fractions on a TI-85 or TI-86 Graphing Calculator.

How are mixed numbers converted into improper fractions on a TI-85 or TI-86 graphing calculator?

The example below will demonstrate how to convert a mixed number into an improper fraction on a TI-85 or TI-86 graphing calculator.

Example: Convert 1 3/5 into an improper fraction:

1) Press [1] [+] [3] [¸] [5] on the HOME screen.
2) Press [2nd][MATH].
3) Press [F5] for MISC and [MORE].
4) Now, press [F1] to select >FRAC.
5) Press [ENTER].

The screen will display 8/5.

Please see the TI-85 and TI-86 guidebooks for additional information.