Casio fx-7400G PLUS Basic Operation - Manual (Page 12)

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Chapter 2 Basic Calculations
Example To convert the result of the previous example to a decimal and
then back to a fraction
M
M
u uu u uTo convert between proper and improper fractions
Operation
Mixed Fraction to Improper Fraction Conversion: !/
Improper Fraction to Mixed Fraction Conversion: !/
Example To convert the result of the previous example to an improper
fraction and then back to a proper fraction
!/
!/
• The calculator automatically reduces the results of fraction calculations. You can
use the procedure described under “Changing the Fraction Simplification Mode”
below to specify manual fraction simplification.
u uu u uTo perform a mixed decimal and fraction calculation
Example 5.2
×
Af.c*b$fw
• The result of a calculation that mixes fractions and decimal values is always a
decimal value.
u uu u uTo use parentheses in a fraction calculation
Example
Ab$(b$d+b$e)
+c $hw
1
––
5
1 2
–––––– + ––
1 1 7
–– + ––
3 4