Casio NP20 - Fraction Calculations

19990401
FRACTION CALCULATIONS
You can use the $ key to input fractions into calculations. The symbol “ { ” is used
to separate the various parts of a fraction.
Example: 1
15
/
16
+
37
/
9
1. Press o.
2. Press
b$bf$
bg+dh$
jw
.
Converting a Mixed Fraction to an Improper Fraction
While a mixed fraction is shown on the display, press !
d/c
$
to convert it to an
improper fraction.
Press
!
d/c
$
again to convert back to a mixed fraction.
Converting a Fraction to Its Decimal Equivalent
While a fraction is shown on the display, press $ to convert it to its decimal
equivalent.
Press
$ again to convert back to a fraction.
Indicates 6
7
/
144
4
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