Casio FX-991ES User Guide - Page 41
Rounding Function Rnd
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Rounding Function (Rnd) This function rounds the value or the result of the expression in the function's argument to the number of significant digits specified by the number of display digits setting. Display Digits Setting: Norm1 or Norm2 The mantissa is rounded to 10 digits. Display Digits Setting: Fix or Sci The value is rounded to the specified number of digits. Example: 200 ÷ 7 × 14 = 400 LINE 200/7*14= (Specifies three decimal places.) FIX 1N6(Fix)3 (Calculation is performed internally using 15 digits.) FIX 200/7= FIX *14= The following performs the same calculation with rounding. FIX 200/7= (Round the value to the specified number of digits.) FIX 10(Rnd)= E-39
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E-39
Rounding Function (Rnd)
This function rounds the value or the result of the expression in the
function’s argument to the number of significant digits specified by
the number of display digits setting.
Display Digits Setting:
Norm1 or Norm2
The mantissa is rounded to 10 digits.
Display Digits Setting:
Fix or Sci
The value is rounded to the specified number of digits.
Example:
200
÷
7
×
14 = 400
LINE
200/7*14=
(Specifies three decimal places.)
1N
6
(Fix)
3
FIX
(Calculation is performed internally using 15 digits.)
200/7=
FIX
*14=
FIX
The following performs the same calculation with rounding.
200/7=
FIX
(Round the value to the specified number of digits.)
1
0
(Rnd)
=
FIX