Casio FX-55 User Manual download pdf (Page 6)

E-5

3Fix 4Norm Specifies the number of digits for display of a calculation

result.

Fix: The value you specify (from 0 to 9) controls the number of decimal

places for displayed calculation results. Calculation results are rounded off

to the specified digit before being displayed.

Example: L 100 ÷ 7 = 14.286 (Fix 3)

14.29 (Fix 2)

Norm: Selecting one of the two available settings (Norm 1, Norm 2)

determines the range in which results will be displayed in non-exponential

format. Outside the specified range, results are displayed using exponential

format.

Norm 1: 10

–2

 |x|, |x|  10

Norm 2: 10

–9

 |x|, |x|  10

Example: L 1 ÷ 200 = 5 × 10

–3

(Norm 1)

0.005 (Norm 2)

5ab/c 6 d/c Specifies either mixed fraction (ab/c) or improper fraction

(d/c) for display of fractions in calculation results.

7Simp 1Auto ; 2Manual Specifies automatic or manual simplification

of fractions. When manual is specified, fraction calculation results are always

displayed as improper fractions, even if the fraction display format setting is

ab/c.

Even if the result of a calculation can be displayed as a fraction when

automatic simplification is used, performing the same calculation with manual

simplification may produce a non-fraction (decimal) result.

Example:

sh(Simp)b(Auto)

k 2 e 2 c 3 e*k 5 e 1 c 8 =    

sh(Simp)c(Manual)

k 2 e 2 c 3 e*k 5 e 1 c 8 = 

328

8]CONT' Adjusts display contrast. See “Adjusting Display Contrast”

for details.

Initializing Calculator Settings

Perform the following procedure to initialize the calculator, which returns all

settings, including setup menu settings, to their initial defaults.

f1(Setup)=(Yes)

Inputting Expressions and Values

Basic Input Rules

Calculations can be input in the same form as they are written. When you

press = the priority sequence of the input calculation will be evaluated

automatically and the result will appear on the display.

1 2 3 4 5 6 7 ... 20

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Casio FX-55 User Manual Page 6

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