Datexx DS-700-30Xa owner manual Display Range, Decimal Point, Basic Functions +, , x, ÷ key s

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Display Mode Keys

FLO – SCI – ENG Press to select the display mode.

FLOATING: Floating Point

Ex. 123456

SCI: Scientific Exponential

Ex. 1.2345606

ENG: Engineering Exponential

Ex. 123.45604

Display Range

Floating Point :

10

-9 –> 1010

Scientific:

10

-99 –> 10 100

Engineering

Exponential 10 -99–> 10 100

Mantissa:

Less than 100

Decimal Point

Press MODE, then press DRG to set in DEG mode.

Press INV and press FIX then a number from 0 to 9 to set the number of numbers to the right of the decimal point. Press INV and press FIX then . (decimal point) to reset the Decimal point location.

DRG: Degree/Radian/Gradient Mode Key.

Press to change the angle units.

DRG> : Angle Conversion key.

Used with INV key to convert angle values to different units.

200GRAD= 180 degrees = Pi RAD

Basic Functions

+, – , x, ÷ key s

Press keys as written for basic functions.

%key

Press for percentage calculations, Add-on and discounts.

(…)Open/Close parenthesis keys

Press for up to 6 levels of parenthesis when performing complex calculations.

Up to 15 consecutive open parenthesis may be used at one time.

Notes:Open and close parenthesis must be used together, If only one is used, the calculation will be incorrect.

Fractions

Accepts fractions and calculates with both mixed and improper fractions. Answers are given in mixed fractions.

ab/c Fraction key: Press to enter fractions as shown:

Improper fractions A/B:

 

Numerator

ab/c Denominator

Ex. 6 ab/c

7 = 6/7

<<6_ 7>> is displayed

Up to 6 digits may be used for the numerator, 3 dig- its for the denominator.

6

7

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Contents 7 0 0 3 0 X a Contents Mode Select Keys Press Mode DisplayedDisplay Mode Keys KeysDecimal Point Display RangeBasic Functions +, , x, ÷ key s Mixed Fractions Mixed/improper fraction key10 ab/c Memory KeysFunction Keys XOR Xnor notCalculations modes Mode Decimal Binary Octal Mode Hexadecimal StatisticalCalculation priority Making correctionsOutput Operation Calculation rangePerforming Logical Calculations Type of logical calculations and truth tablesExamples Truth TablesErrors Trigonometric Functions Statistical CalculationsApplications and Examples Replacing the Battery ElectronicsCare and Maintenance Datexx Limited WarrantyDS-700-30Xa