Fraction Calculations - HP 39G User Manual

Fraction
calculations
Converting
decimals to
fractions
1-26
When entering fractions:
• You use the key to separate the numerator part and
the denominator part of the fraction.
• To enter a mixed fraction, for example, 1
1
in the format (1+ / ).
2
For example, to perform the following calculation:
3 7
3(2 / + 5 / )
4 8
1. Set the mode Number format to fraction.
MODES
Select
Fraction
4
2. Return to HOME and enter the calculation.
3 2 3
4 5 7
8
3. Evaluate the calculation.
To convert a decimal value to a fraction:
1. Set the number mode to Fraction.
2. Either retrieve the value from the History, or enter the
value on the command line.
3. Press to convert the number to a fraction.
1
/ , you enter it
2
Getting started