HP 10bII - Specifying Displayed Decimal Places; Scientific Notation

Specifying Displayed Decimal Places
To specify the number of displayed decimal places:
1.
Press
Q6.
2. Enter the number of digits (0 through 9) that you wish to appear
after the decimal point.
Keys: Display: Description:
©
0.00
Clears
display.
BD
0.000
Displays
three
decimal
places.
5.727
5.727360000 Displays nine decimal
places.
Qos)
5.73
Restores
two
decimal
places and rounds
number in display.
When a number is too large or too small to be displayed in DISP format,
it automatically displays in scientific notation.
Scientific Notation
Scientific notation is used to represent numbers that are
too
large
or
too
small
to
fit
in
the
display.
For
example,
if
you enter the number 10,000,000 &) 10,000,000 ©, the
result is 1.00E14, which means “one times ten to the
fourteenth power” or “1.00 with the decimal point moved
fourteen places to the right.” You can enter this number
by
pressing
1014.
The
E
stands
for
“exponent
of
ten.”
Exponents can also be negative for very small numbers. The number
0.000000000004 is displayed as 4.00E—12, which means “four times ten
to the negative twelfth power" or “4.0 with the decimal point moved 12
places to the left.” You can enter this number by pressing
(Oe.
30 1:Getting Started