Using calculator in windows

Using calculator in windows

Using Calculator: “Calculator” is an application which performs functions parallel to a handheld calculator. It performs basic arithmetic, such as addition and subtraction, as well as functions found on a scientific calculator, such as logarithms and factorials. To start Calculator, click “Start” and select “All Programs → Accessories → Calculator”.

Performing a simple calculation: To perform a simple calculation involving addition, subtraction, multiplication or division, perform the following steps:

First, type the first number in the calculation. Then, click “+” to add, “-” to subtract, “*” to multiply, or “/” to divide. After that, type the next number in the calculation. Type other operators and numbers in the same way. Finally, click “=” or press the “Enter” key to get your result.

The functions of the different buttons on the Calculator are as displayed.

Backspace --> Removes the last digit of the displayed number.

CE --> Clears the number displayed at that time.

C --> Clears the entire calculation.

MC --> Clears the numbers in the memory.

MR --> Recalls a number from the memory.

MS --> Stores numbers in the memory.

M+ --> Adds the displayed number to the memory.

Sqrt --> Calculates the square root of the number on the screen.

% --> Calculates percentages.

1/x --> Calculates the reciprocal of the displayed number.

Performing a scientific calculation: Your calculator can be made into a full-functioned scientific calculator. For this, select “View → Scientific” from the menu. You have a choice of four numbering systems: Hexadecimal, Decimal, Octal and Binary. In addition to handling simple calculations, the Scientific Calculator has complete trigonometrical calculations, programming calculations and statistical calculations for averages and standard deviation.