Search results
Apr 18, 2023 · Create a simple calculator which can perform basic arithmetic operations like addition, subtraction, multiplication or division depending upon the user input in Bash. Example: Enter two numbers: 5.6 3.4 Enter Choice: 1. Addition 2. Subtraction 3. Multiplication 4. Division 3 5.6 * 3.4 = 19.0 . Approach: 1. Read Two Numbers 2.
- Calculations with GNU BC
- Calculations with Calc
- Using Terminal Commands Directly
- Calculations with QALC
- Math on Linux, Easy as Pi
The bcelement of GNU bc stands for “basic calculator.” The bc program itself originated on Unix, based in the 1970s. GNU bc is a more modern, enhanced version, one that you should find on your Linux system already. If you don’t have GNU bc, use the package manager your distro uses to install it – the package is simply called bc. To start it, open y...
An alternative to bc is calc, another terminal-based tool. Like bc, it’s another old Unix tool which has found continued support on Linux. The installation package is called apcalc on Ubuntu and Debian-based systems but can be found as calcelsewhere. To open it, simply type calc in a terminal and hit Enter. Like bc, you’ll need to use typical opera...
You don’t necessarily need any additional programs or packages to perform basic math calculations using a Linux terminal. Typical bash shells allow you to perform basic calculations yourself using echo. You might do this if you’re planning on using math as part of bash scripts, for instance. You can also use expr, a tool which comes with coreutils,...
If you’d prefer something with a few additional features, like currency conversion, Qalc is the tool you’ll need. It’s the terminal cousin of Qalculate, a cross-platform calculator with a GUI. Use your distribution package manager to install the qalc package. Start it by typing qalcinto the terminal and hitting enter. It’s the most comprehensive an...
Math isn’t the easiest thing to master, but you can take away the hassle of quick Linux math calculations using the terminal. Tools like echo and expr, as well as common software like GNU bc, help to make your number crunching simple, easy and quick. Which Linux calculation tool is easiest for you and which is your favorite? Let us know in the comm...
Sep 15, 2019 · Shell Script to Create a Simple Calculator Write a shell script to create a simple calculator using switch-case statement? Code: #!/bin/bash echo "simple calculator" sum=0 i="y"
Jan 16, 2024 · To calculate the average of some numbers in Bash, first sum up numbers then divide the summation with the count of numbers. Look at the script to implement the idea in Bash: #!/bin/bash. # Numbers to calculate the average (you can modify this list) arr1=(15 20 25 30 35) # Initialize sum and count variables. sum=0.
- (1)
- The main downside of the SECONDS variable in calculating elapsed time is precision. SECONDS variables always provide the execution time of a script...
- To calculate the total of a few numbers in Bash, use the for loop. Let’s say you have some numbers in an array. Use the following code to calculate...
- To calculate the certain percentage of a number in Bash, multiply the number with the required percentage then divide the result by 100. Think of a...
Jun 10, 2015 · How create calculator in linux script? Ask Question ... I am trying to create a calculator: ... To clean up the code you could get rid of the breaks and the enclosed ...
Jul 1, 2015 · 1000/4/2/5 / 4/2 <---no brackets will return unpredictable results. Answer should be 12 remainder 1, but will return 3 remainder 0. Enter a simple calculation: 1000/4/2/5 / 4/2. The answer is equal to 3 remainder 0. Here in this case for remainder division, the brackets for the second expression are necessary.
People also ask
How do I create a simple calculator using Bash?
How do I perform math calculations in Linux?
Can I use Linux terminal as a calculator?
How to calculate res in Linux?
Is math easy in Linux?
How do I use apcalc in Ubuntu?
May 3, 2018 · 2. read. The read command in the Linux is used to read the input from the keyboard. 3. Switch-Case. When there are a lot of “if” statements in Shell, it becomes confusing. There, it is a good option to use a case statement. The switch command can only be used in batch files.
