Casio fx 991MS User Guide - Page 15
Mixed Fraction, Improper Fraction, Conversion - fractions
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• Example 1: 2.75 ҃ 2 3 (Decimal → Fraction) 4 2.75 = 2.75 C 2 3 4.00 ҃ 11 4 A B 11 4.00 1 • Example 2: 2 ↔ 0.5 (Fraction ↔ Decimal) 1 C 2 = 1 2.00 C 0.500 C 1 2.00 uMixed Fraction ↔ Improper Fraction Conversion • Example: 1 2 3 ↔ 5 3 1 C 2 C 3 = 1 2 3.00 A B 5 3.00 A B 1 2 3.00 • You can use the display setup (Disp) screen to specify the display format when a fraction calculation result is greater than one. • To change the fraction display format, press the q key a number of times until you reach the setup screen shown below. Disp 1 • Display the selection screen. fx-95MS: 1 Other Models: 1 r • Press the number key (1 or 2) that corresponds to the setting you want to use. 1(ab/c): Mixed fraction 2(d/c): Improper fraction 13
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13
1
2.
00
1
2
•
Example 2:
↔
0.5 (Fraction
↔
Decimal)
1
C
2
=
C
C
0.5
00
1
2.
00
2
3
4.
00
11
4.
00
•
Example 1:
2.75
²
2
(Decimal
→
Fraction)
2.75
=
2.75
C
²
A
B
3
4
11
4
u
Mixed Fraction
↔
Improper Fraction
Conversion
•
Example:
1
↔
1
C
2
C
3
=
A
B
A
B
5
3.
00
1
2
3.
00
5
3
2
3
1
2
3.
00
•
You can use the display setup (Disp) screen to specify
the display format when a fraction calculation result is
greater than one.
•
To change the fraction display format, press the
q
key
a number of times until you reach the setup screen shown
below.
1
Disp
•
Display the selection screen.
fx-95MS:
1
Other Models:
1
r
• Press the number key (
1
or
2
) that corresponds to
the setting you want to use.
1
(a
b
/
c
):
Mixed fraction
2
(d/c):
Improper fraction