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E – 13, Angle unit conversion – CITIZEN SRP-285N User Manual

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E – 13

File name : CBM_SR285,A_HDBSR285T19_English.doc

version : 2010/04/26

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To enter a mixed number, enter the integer part, press [ a

b

/

c

],

enter the numerator, press [ a

b

/

c

], and enter the denominator ; To

enter an improper fraction, enter the numerator, press [ a

b

/

c

], and

enter the denominator. See Example 28.

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During a fraction calculation, if the figure is reducible, a figure is
reduced to the lowest terms after pressing a function command
key ( [ + ], [ – ], [ x ] or [ ] ) or the [

] key. By pressing

[ 2nd ] [ a

b

/

c

d

/

e

], the displayed value will be converted to the

improper fraction and vice versa. See Example 29.

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To convert between a decimal and fractional result, press [ 2nd ]
[ F

D ] and [

]. See Example 30.

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Calculations containing both fractions and decimals are calculated
in decimal format. See Example 31.

„ Angle Unit Conversion

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The angle units (DEG, RAD, GRAD) is set by pressing [ DRG ] to
display the angle menu. The relation among the three angle units
is :

180°=πrad = 200 grad

Angle conversations ( See Example 32. ) :

1. Change the default angle settings to the units you want to

convert to.

2. Enter the value of the unit to convert.
3. Press [ DMS ] to display the menu. The units you can select

are ° (degrees),

(minutes),

(seconds), r (radians), g

(gradians) or DMS (Degrees-Minutes-Seconds).

4. Choose the units you are converting from.
5. Press [

] twice.

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To convert an angle to DMS notation, select " DMS " which
converts an entry to DMS notations, i.e., where 1

°

30

0

represents 1 degrees, 30 minutes, 0 seconds. See Example 33.

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To convert a DMS notation to decimal, select °(degrees),

(minutes),

(seconds). See Example 34.