Casio fx-5800P Calculator User Manual


 
E-12
A
Specifying the Angle Unit
To select this angle unit: Perform this key operation:
Degrees
1N
3
(Deg)
Radians
1N
4
(Rad)
Grads
1N
5
(Gra)
(90˚ =
π
2
radians = 100 grads)
A
Specifying the Display Digits
To specify this display digit setting: Perform this key operation:
Number of Decimal Places
1N
6
(Fix)
0
(0) to
9
(9)
Signifi cant Digits
1N
7
(Sci)
1
(1) to
9
(9),
0
(10)
Exponential Display Range
1N
8
(Norm)
1
(Norm1) or
2
(Norm2)
The following explains how calculation results are displayed in accordance with the setting
you specify.
• From zero to nine decimal places are displayed in accordance with the number of decimal
places (Fix) you specify. Calculation results are rounded off to the specifi ed number of
digits.
Example: 100 ÷ 7 = 14.286 (Fix = 3)
14.29 (Fix = 2)
• After you specify the number of signifi cant digits with Sci, calculation results are
displayed using the specifi ed number of signifi cant digits and 10 to the applicable power.
Calculation results are rounded off to the specifi ed number of digits.
Example: 1 ÷ 7 = 1.4286 × 10
–1
(Sci = 5)
1.429 × 10
–1
(Sci = 4)
• Selecting Norm1 or Norm2 causes the display to switch to exponential notation whenever
the result is within the ranges defi ned below.
Norm1: 10
–2
>
Ȋ
x
Ȋ
,
Ȋ
x
Ȋ
>
10
10
Norm2: 10
–9
>
Ȋ
x
Ȋ
,
Ȋ
x
Ȋ
>
10
10
Example: 100 ÷ 7 = 14.28571429 (Norm1 or Norm2)
1 ÷ 200 = 5. × 10
–3
(Norm1)
0.005 (Norm2)
A
Specifying the Fraction Display Format
To specify this fraction format for
display of calculation results:
Perform this key operation:
Mixed Fractions
1N
c
1
(ab/c)
Improper Fractions
1N
c
2
(d/c)