Section 3: Scientific Notation Name
Date
Fundamental Topics in Science © 2001 Texas Instruments
Try-It!™ 3-2
Change the decimal notation
Look at the effect of changing the mode that determines the number of decimal places displayed.
To Do This Press Display
1. Return the display format setting to
Normal
, change the number of
decimal places to 1, recall the
expression, and re-evaluate it.
The result displays with one decimal.
]
¯
h
a
a
¯
\
\
>
¯
2. Return the decimal setting to
Float
,
recall the last answer, and re-evaluate
it.
Notice that the notation and decimal
display modes affect only how an
answer is displayed. They do not
affect how values are entered or
interpreted, nor do they affect the
value of the result in the calculator
memory.
]
h
¯
\
=
¯
Notation formats in the SIG-FIG calculator
Enter the mixed-format problem
123.456+7.89
E
2
in the
SIG-FIG CALCULATOR
and display the
result in all decimal and scientific notation formats.
To Do This Press Display
1. Display the
SCIENCE TOOLS
menu.
Note:
You also can access the
SCIENCE
TOOLS
menu from the
SCIENCE
CHAPTERS
menu.
n
Select
SciTools
¯
to leave the title page
Ã
UP
Ä
as necessary
2. Display the
SIG-FIG CALCULATOR
screen.
1:SIG-FIG CALCULATOR
Determine if the
SIG-FIG CALCULATOR
is in decimal or scientific notation mode:
The current mode is decimal.
The current mode is scientific notation.
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