Fractions - Texas Instruments TI-30X IIS User Manual

Keys
1. N lets you enter mixed numbers and

fractions.

2. % O converts a simple fraction to
a mixed number or a mixed number to a
simple fraction.
3. % j converts a fraction to its decimal
equivalent or changes a decimal to its
fractional equivalent, if possible.
3
2
1
© 1999 T I I
EXAS NSTRUMENTS NCORPORATED

Fractions

Notes
The examples on the transparency masters
assume all default settings.
To enter a mixed number or a fraction,
press N between the whole number and
the numerator and between the numerator
and the denominator.
You can enter a fraction or mixed number
anywhere you can enter a decimal value.
You can use fractions and decimals
together in a calculation.
Fractional results and entries are
automatically reduced to their lowest
terms.
Fractional calculations can show fractional
or decimal results.
When possible, calculations involving
2 fractions or a fraction and any
integer will display fractional results.
Calculations involving a fraction and
a decimal will always display results
as decimals.
For a mixed number, the whole number can
be up to 3 digits, the numerator can be up
to 3 digits, and the denominator can be
any number through 1000.
For a simple fraction, the numerator can be
up to 6 digits and the denominator can be
any number through 1000.
TI-30X ÙS: A Guide for Teachers
8
52