Texas Instruments TI-15 Teachers Guide

© 2000 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-15: A Guide for Teachers
71
Fractions
8
Keys
1.
¢
displays a menu of mode
settings from which you can select
how the fraction results will be
displayed. You select 2 items.
U n/d
(default) displays mixed
number results.
n/d
displays fraction results.
Man
(default) displays unsimplified
fraction results so you can simplify
them manually (step-by-step).
Auto
displays fraction results
simplified to lowest terms.
2.

lets you enter the whole-
number part of a mixed number.
3.

lets you enter the numerator of
a fraction.
4.
¥
lets you enter the denominator
of a fraction.
5.
¦
changes a mixed number to
a fraction and vice versa.
6.
¤
simplifies a fraction using the
lowest common prime factor. If you
want to choose the factor (instead
of letting the calculator choose it),
press
¤
, enter the factor (an
integer), and then press
®
.
You must be in Manual mode to
use this function.
7.
Ÿ
changes a fraction to its
decimal equivalent and vice versa.
8.
§
displays the factor (divisor)
used to simplify the last fraction
result. You must be in Manual
mode to use this function.
Notes
•
The examples on the transparency
masters assume all default
settings.
1
7
8
5
3
4
6
2

Texas Instruments TI-15 Specifications

General

Brand	Texas Instruments
Model	TI-15
Category	Calculator
Language	English