The screens right show the same two numbers
displayed as in turn as;
Fixed 4
,
Scientific 4
and
Engineering 4
.
Calculator Tip
If you have
Labels
turned on when you
in (or out) on a graph
or choose a Trig scale then you may end up with axes whose numeric
labels are horrible decimals (see below right).
The setting of
Fraction
can be quite deceptive to use and is discussed
in more detail on page 33.
The next alternative in the
MODES
view of
Decimal Mark
controls the character which is used as a decimal
point. In some countries a comma is used instead of a decimal point.
If you opt to use a comma rather than a full stop then any places where
a comma would normally be used (such as in lists) will swap to using a
full stop. Any functions which might normally have terms separated by a
comma will use a full stop instead. For example,
ROUND(3.456,2)
will
become
ROUND(3,456.2)
.
=
’ key on most
ators, press the
Above the
ENTER
key is the
ANS
d normally press the ‘
ENTER
key instead.
key. This can be used to retrieve the final value of the last
Moving back to our tour of the keyboard, the next key is
the
ENTER
key. This is used as an all purpose “I’ve
finished - do your thing!” signal to the calculator.
In situations where you woul
calcul
calculation done. An example is shown right.
25
