A Better Calculator User Instruction
*Landscape reading for the sidebar
1 Description
This project was made by Group 9, Section 4, EGR100, 2023 Spring.
For more information, you can
2 Basic Use
Reduce calculation time; have various functional calculations, including commonly used addition, subtraction, multiplication and division, as well as more advanced and complex calculation methods.
2.1 Main Screen - Basic Calculator
The basic calculation methods are here, the common addition, subtraction, multiplication and division can help you solve problems quickly.
2.1.1 Add
Addition (usually signified by the plus symbol ‘+’) is one of the four basic operations of arithmetic, the other three being subtraction, multiplication and division.
2.1.2 Subtract
Subtraction is the process of taking away a number from another. It is a primary arithmetic operation that is denoted by a subtraction symbol (-) and is the method of calculating the difference between two numbers.
2.1.3 Multiply
Multiplication can be understood as adding many times, for example, 3 multiplied by 4 can be thought as three four-phase additions, or four three-phase additions.
2.1.4 Divide
Division can be thought as to find how many small amounts are needed to accumulate to this larger number. For example, 20 divided by 4 is 5. We can think it as there are four 5 in this 20.
3 Advanced Functions
There are some more features makes it A Better Calculator. They are on the top bar as ± ▲D ▲R BDH MEM BGM
3.1 ± Positive/Negative Switch
This calculator also can calculate any number include the negative or positive. User can use the plus or minus to control the negative or positive.
3.2 ▲D Trigonometric Functions (Angles)
This calculator also has the function of using trigonometric functions, which can be achieved by clicking the required button.
3.3 ▲R Trigonometric Functions (Radians)
This can also calculate the radians and angles. We have that options to let user change their requirement.
3.4 BDH Base Conversion
3.4.1 Decimal → Hexadecimal
Taking an input of a decimal number (numerical system based on 10) and convert it to a hexadecimal (numerical system based on 16).
3.4.2 Decimal → Binary
Taking an input of a decimal number (numerical system based on 10) and convert it to a binary number (numerical system based on 2).
3.5 MEM History Memory
This calculator has the function of recording historical data. You can find and use the results of previous calculations.
3.6 BGM Have some music XD
The most unique aspect of this calculator is that it can play music while the user is using it. We add a music in it, so if user study for a long time they might feel tired, then he/she can click the button to play the music. This music is also carefully selected by us, hope all user like it!