Texas Instruments TI-83-Plus - Page 35

Section 3: Scientific Notation Name
Date
Fundamental Topics in Science © 2001 Texas Instruments

Try-It!™ 3-3

Notation formats in the SIG-FIG CALCULATOR (cont.)
To Do This Press Display
3. If necessary, change the result mode
to decimal.
If necessary,
Ã
DEC SCI
Ä
4. Enter the expression
123.456+7.89
E
2
.
123.456
¥
7.89
Ã
EE
Ä
2
5. Evaluate the expression.
The format of the entry lines are
changed to decimal notation. The
result is displayed in decimal
notation and converted to the correct
number of significant figures.
¯
6. Change the result mode to
scientific notation.
Ã
DEC SCI
Ä
7. Re-enter the expression
123.456+7.89
E
2
and evaluate.
The entry area is cleared
automatically as you begin to type.
The format of the entry lines are
changed to scientific notation when
you press
¯
. The result is
displayed in scientific notation and
converted to the correct number of
significant figures.
123.456
¥
7.89
Ã
EE
Ä
2
¯