Casio fx-50F PLUS - Manual (Page 15)

E-14
d1
w
• Instead of pressing e or d while an error message is displayed to fi nd the location of
the error, you could also press
A to clear the calculation.
Basic Calculations
Unless otherwise noted, the calculations in this section can be performed in any of the
calculator’s calculation mode, except for the BASE Mode.
k Arithmetic Calculations
Arithmetic calculations can be used to perform addition (
+), subtraction ( -),
multiplication (
*), and division ( /).
Example 1: 2.5 + 1 − 2 = 1.5
2.5+1-2w
Example 2: 7 Ч 8 − 4 Ч 5 = 36
7*8-4*5w
• The calculator determines the proper priority sequence for addition, subtraction,
multiplication, and division automatically. See “Calculation Priority Sequence” on page 71
for more information.
k Fractions
Fractions are input using a special separator symbol ( {).
Key Operation Display
Improper
Fraction
7$3
7 { 3
Numerator Denominator
Mixed
Fraction
2$1$3
2 { 1 { 3
Integer Numerator Denominator
Note
• Under initial default settings, fractions are displayed as mixed fractions.
• Fraction calculation results are always reduced automatically before being displayed.
Executing 2 { 4 = for example, will display the result 1 { 2.
14÷1I0Ч2 14ч1I0Ч2
14 ч10Ч2
28
14 ч10Ч2
28
2 . 5 +1– 2
15
2 . 5 +1– 2
15
7Ч8–4Ч5
36
7Ч8–4Ч5
36