3-6 Fractions
8003ENG.DOC TI-80, Chp 3, ENG, 135x205mm Bob Fedorisko Revised: 02/15/01 9:52 AM Printed: 02/15/01
9:53 AM Page 6 of 10
The TI.80 lets you enter fractions directly from the keyboard.
A simple fraction is a fraction with no whole-number part; for
example, 3à4 or 4à3.
To enter a simple fraction:
1. Enter the numerator (up to six digits), and then press 2
_.
2. Enter the denominator (up to and including 1000).
For example, press 2 2 _ 3 to enter 2à3.
A mixed fraction is fraction that has both a whole-number and
a fractional part; for example 1 1à3.
To enter a mixed fraction:
1. Enter the units (up to three digits), and then press 2
¥.
2. Enter the numerator (up to three digits), and then press
2 _.
3. Enter the denominator (up to and including 1000).
For example, press 5 2 ¥ 2 2 _ 3 to enter 5 2à3.
Entering and Using Fractions in Calculations
Entering Simple
Fractions
Entering Mixed
Fractions