HP 40G User Manual page 20

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Setting
Number
Format
Decimal
Mark
1-10
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Options (Continued)
The number format mode you set is the
number format used in both HOME and
the current aplet.
Standard. Full-precision display.
Fixed. Displays results rounded to a
number of decimal places. Example:
123.456789 becomes 123.46 in Fixed 2
format.
Scientific. Displays results with an
exponent, one digit to the left of the
decimal point, and the specified number
of decimal places. Example: 123.456789
becomes 1.23E2 in Scientific 2 format.
Engineering. Displays result with an
exponent that is a multiple of 3, and the
specified number of significant digits
beyond the first one. Example: 123.456E7
becomes 1.23E9 in Engineering 2 format.
Fraction. Displays results as fractions
based on the specified number of decimal
places. Examples: 123.456789 becomes
123 in Fraction 2 format, and .333
becomes 1/3 and 0.142857 becomes 1/7.
See "Using fractions" on page 1-24.
Dot or Comma. Displays a number as
12456.98 (Dot mode) or as 12456,98
(Comma mode). Dot mode uses commas
to separate elements in lists and matrices,
and to separate function arguments.
Comma mode uses periods (dot) as
separators in these contexts.
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