HP 40gs - Manual (Page 39)

Getting started 1-27
• Precision set to 1:
• Precision set to 2:
• Precision set to 3:
• Precision set to 4
Fraction
calculations
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
/
2
, you
enter it in the format (1+
1
/
2
).
For example, to perform the following calculation:
3(2
3
/
4
+ 5
7
/
8
)
1. Set the Number format mode to Fraction or
Mixed Fraction and specify a precision value of
4.
In this example, we’ll select Fraction as our
format.)
MODES
Select
Fraction
4
hp40g+.book Page 27 Friday, December 9, 2005 1:03 AM