Casio fx-270MS User Manual page 14

• Example 1:
• Example 2: 3
• Example 3:
• Example 4:
• Results of calculations that mix fraction and decimal val-
ues are always decimal.
uDecimal ↔ Fraction Conversion
• Use the operation shown below to convert calculation
results between decimal values and fraction values.
• Note that conversion can take as long as two seconds
to perform.
• Example 1: 2.75
• Example 2:
2 1
3 5
C +
2 3
1 2
1
4 3
C
3
C
1
2 1
4 2
1
2.1
1.6
2
3
2
4
11
4
1
↔ 0.5 (Fraction ↔ Decimal)
2
E-12
13
15
C =
1 5
11
4
12
C +
1 4
C =
2 3
(Decimal → Fraction)
=
2.75
C
A B
C =
1 2
C
C
13 15.
4 11 12.
C
2
C +
1 2
2.75
2 3 4.
11 4.
1 2.
1 2.
00
00
=
4
=
1.6
00
00
00
00
0.5
00