HP 40gs - Manual (Page 276)

16-2 Step-by-Step Examples
Press to simplify the
numerator.
Press to select the
entire fraction.
Press to simplify the
selected fraction, giving
the result shown at the
right.
Example 2
Given that
write C in the form , where d is a whole number.
Solution: In the Equation Writer, enter C by typing:
2 45
3
12
20 6
3
Press to
select .
Press to select
and to
select 20.
Now press ,
select FACTOR and
press .
C 2 45 3 12 20 – 6 3 – + =
d 5
6 3 –
20 –
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