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Questions tagged [calculator]

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1
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0answers
58 views

How to fix Gnome Calculator missing +/- button?

did someone faced really weird (and maybe funny) problem with gnome Calculator 3.30.1 on Ubuntu 18.10? It is missing [+/-] button in all modes so there is no way to use negative numbers... Is there ...
7
votes
3answers
4k views

Powerful GUI Calculator for Linux?

What is a good graphical Calculator Application for Linux?
3
votes
4answers
1k views

How can I get multiple instances of GNOME Calculator at same time?

I need multiple calculators at the same time. But when I click on the calculator icon it just refers to the one that is already opened. How can I do this in Ubuntu 18.04?
1
vote
1answer
121 views

command to convert currency in Ubuntu server using gcalccmd

Is it I can use gcalccmd in Ubuntu server as how I use in terminal of my Ubuntu Desktop? If yes, can I convert currency using command as I do with gnome-terminal in financal mode If yes, what is ...
2
votes
3answers
467 views

How to add calculations to the gnome search bar?

I was using Gnome on PureOS for a month or so, but now I'm back on Ubuntu 18.04. The thing I loved in PureOS is that I could do calculations in the Gnome search bar. But when I type any calculations (...
-1
votes
1answer
255 views

How do I solve mathematical expressions in a file from the terminal? [duplicate]

I have created a file that contains arithmetic expressions, one per line. How can I evaluate the expressions and display the results, from the command line? The file looks like this: 1 + 2 6 * 4 97 %...
1
vote
1answer
455 views

Inverse Sine, Cosine, and Tangent on Ubuntu Calculator

I am studying Physics, and I need a calculator that has Sine, Cosine, and Tangent. Ubuntu Calculator(gnome-calculator) is a pretty good choice for me because it has all kinds of capabilities. But ...
0
votes
0answers
53 views

In Ubuntu 17.04's Calculator app, why can I type in “.5” but not “0.5”? Instead it wants a comma for that (i.e. “0,5”)

Video demonstration here: https://drive.google.com/file/d/0B0xqL7Ik7NRSREttenJHc3U5Y1U/view?usp=sharing Now I am in Germany and we are using a comma as the decimal mark here but what trips me up is ...
0
votes
1answer
55 views

Program requires a folder data to execute

The program GATE_calc requires the contents of folder Calc. I have succeeded in adding the path of the executable GATE_calc so that i may execute the program directly from terminal. I have two ...
0
votes
1answer
80 views

Why does the window title say “gnome-calculator” and not Calculator?

I found the following inconsistency with gnome-calculator 3.22.0 on Ubuntu 16.10. Why does the window title not say "Calculator" as in the top bar?
0
votes
1answer
56 views

Easy Copy Dash Calculation Result

I am using the Unity Dash calc: command to do quick calculations, as Id rather do this than open up Chrome and ask Google. However, I cant copy the result, I still have to open up the calculator ...
1
vote
1answer
581 views

Enable the calculator mode button [duplicate]

I'd like to use advance mode and programming mode in calculator. but it is not showing mode option button in 16.04 ubuntu. How to enable the calculator mode button.
16
votes
2answers
13k views

How to run a command in a snap package

I have read some tutorials about Snapcraft and snappy and I am really excited about it. I am using 16.04 and used snap find to find and install the ubuntu-calculator-app snap. But I don't know how to ...
2
votes
1answer
437 views

How to show comma seperation in numbers on ubuntu's calculator?

How to enable comma separation of integers in Ubuntu's default calculator? By default the calculator doesn't separate every three digits so looking at the difference between large integers is ...
0
votes
2answers
233 views

A cli calculator that recognizes wrong math syntax?

I'm looking for a way to do quick calculations in the terminal (using utilities available in Ubuntu minimal) and get accurate fail errors when the math syntax is incorrect, eg: cli-calculator "foo+bar"...
10
votes
5answers
6k views

Can I convert hex to decimal using the calculator app?

How can we convert a hexadecimal value into decimal by using calculator (I know by using general formula we can do ,but is there any short key or button to do this)? (I tried but didn't found any ...
2
votes
1answer
124 views

Just update to 14.04 and calculator mssing the mode button

When I used the calculator from 12.04, it was very nice and I can switch mode. But after upgrade to 14.04, somehow the mode button is missing in calculator, just a simple decimal calculator, please ...
0
votes
1answer
185 views

Is there a calculator which supports arbitrary precision?

I have got the standard gnome-calculator installed, but as I am dealing with rather large numbers at the moment, I need something more powerful which can actually deal with them without falling over. ...
23
votes
5answers
63k views

How to launch the Calculator through Terminal

I use the default Ubuntu calculator rather a lot, but to use it I have to use the Unity search feature to find it and then open it. I have tried to open it in Terminal with: calculator And: ...
0
votes
1answer
98 views

Calculator. Can't set floats in base of logarithms (malformed expression at token “..”)

Please see the screenshot, I think it is quite self-explained ) I use [Alt] to type the base, I think "," must be subscript. However it doesn't look like.. What do I wrong?!
1
vote
1answer
7k views

calculator for programmer [duplicate]

I've launched the calculator in my Ubuntu V14.04. I must do some hexadecimal calculations. But I don't know how to switch from the standard calculator to calculator for programmers? Any advise is very ...
6
votes
4answers
760 views

Quick simple mathematics calculations [duplicate]

I know the program launchy from Windows (and it is also available in Ubuntu) in which I can simply enter 100/9.14 and get the result without opening a calculator. But I don't want to install the whole ...
7
votes
2answers
4k views

Ubuntu calculator in dash

I want to install the calculator in Dash in Ubuntu 14.04, I installed unity-scope-calculator, but still nothing, I read I can do calc: 3 + 5, but I want this to happen automatically when I do 3 + 5, ...
1
vote
1answer
2k views

Casio fx-9750GII calculator file transfer

I've got a Casio fx-9750GII calculator, which has a USB connection. When I connect it to my computer the system does not mount it as a storage device. When I run lsusb this is the output: root@...
1
vote
1answer
609 views

Ubuntu 14.04 does not allow changing default calculator?

I created a custom shortcut in Keyboard->Shortcuts and set it opens qalculator app. Then I assigned to it the keyboard Calculator key. Ubuntu asked me if I want to replace the original app and I ...
8
votes
2answers
3k views

How to permanently enable in-dash calculator in 13.10

In previous versions of Ubuntu, I used a calculator scope from some PPA. It was very nice, worked snappily and generally behaved like calc. 13.10 has it's own calculator, which can be used, but it ...
0
votes
1answer
70 views

Getting an error while installing calculator lens

This is the error I get every time I try installing calculator lens yash@yash-desktop:~$ sudo add-apt-repository ppa:scopes-packagers/ppa [sudo] password for yash: Sorry, try again. [sudo] password ...
118
votes
23answers
69k views

Any command line calculator for Ubuntu?

I am looking for a Calculator which can do calculations in the terminal itself without any other extra prefixes and suffixes. For example: If I typed something like 10000-9000 in the terminal, the ...
1
vote
2answers
521 views

How to get a 'non-Screenlet' calculator in Compiz widget layer?

I've currently set up the screenlet calculator but do not want to use it, as 1) Screenlets are no longer in development, most do not work, and I intend to slowly migrate away from them. 2) The ...
3
votes
6answers
13k views

Can I use fractions/decimals in a bash script?

Is there a certain syntax to use while using fractions or decimals in a bash script? I tried using the following script (in Ubuntu 12.04): #!/bin/bash { n=9 echo "$n" for (( i=.5; $i <10; i++ )); ...
3
votes
1answer
3k views

How to use arithmetic expressions in the terminal?

Why I'm getting the following weird results? echo &((5/3)) [5] 6733 [4] Done echo echo &(( 2 + 9 )) [6] 6734 [5] Done echo echo &(( 3 + 99 )) [...
0
votes
1answer
162 views

What is 'calculator' package?

Whenever I am updating, calculator always needs updating. I don't know what it is. Can someone please let me know what this is? It also shows up when I search in the dash, but it will not launch.
2
votes
1answer
1k views

Why are zombie processes being created upon boot? [duplicate]

Ubuntu 13.04. Recently zombies have started appearing. My processes are: PROCESS CPU INFORMATION chrome 65% Surf the web calculator 10% Calculate ...
7
votes
3answers
4k views

How to connect a “calculator” button on a keyboard with a call of a calculator?

I have a calculator button on my keyboard. Under Windows it starts Windows calculator. But under Xubuntu (but with kubuntu-desktop) it starts nothing, it is inactive. To start a calculator I have to ...
0
votes
1answer
3k views

Decimal point from number pad won't work on the calculator but will everywhere else

When I'm using the calculator under accessories on the Linux system, I have a number pad to the side of my keyboard I use most frequently and the decimal point will not work from the number pad on the ...
11
votes
1answer
6k views

Change decimal mark in calculator

In Germany we use , as decimal mark instead of .. Since I installed my Ubuntu in English, the Ubuntu default calculator (gcalctool) uses the . and I can't use the , on my German numpad. I already set ...
4
votes
1answer
13k views

How do I use the 'scientific' mode in the Calculator?

I am trying configure the Calculator to do some binary to hexadecimal conversions but I can't seem to get to scientific mode. Please can someone tell me how I configure?
4
votes
4answers
6k views

Where is the calculator from 10.04?

The default calculator from Ubuntu 10.04 was perfect. It was simple, yet powerful. It had memory locations and when you switched between Hexadecimal and Decimal the number in the display changed to ...
13
votes
3answers
6k views

Syntax for specifying base of logarithm in Calculator

In the Programming mode of gcalctool, you have a log button, which calculates the logarithm, but how do I know what base it's using and how do I change it? For example, how would I calculate the base ...
9
votes
2answers
2k views

Keep calculator from opening a new window every time I press the “Calculator” button on the keyboard?

Currently what happens: I press Calculator button on my keyboard, and calculator pops up. No problem there! Next, after my calculation, I click back to the window where I'm inputting the calculation, ...
7
votes
2answers
2k views

Command line calc program and PI constant

I am using calc often (from the terminal) and I was wondering if there is a PI constant in there, predefined, somewhere?
0
votes
1answer
159 views

Openoffice calc - Find out monthly growth based on yearly growth [closed]

I know there is a built-in function for that but can't remember what it is. Let's say I have a number, 10, and over a period of a year that number has increased by 100% to 20. I would like to figure ...
3
votes
3answers
627 views

Can calculator show decimal as fraction?

Some calculators can show a decimal as a fraction if applicable. eg. 1.333333 -> 1r1r3 on my calculator (hardware) representing \$1 \frac{1}{3}\$. Can the built in calculator do that? If not which (...
13
votes
3answers
13k views

How can I connect my TI-84 Plus calculator with my laptop?

I want to connect my TI-84 Plus to my Ubuntu 11.04 laptop. I use the organelle cables to connect it. The program tilp(2) didn't work or at least it didn't show my TI-84 Plus; I've tried to run it in ...
7
votes
2answers
7k views

Why does my calculator automatically open (multiple times) when my computer is idle?

Calculator is opening multiple times automatically during normal operation and while idle.
11
votes
8answers
4k views

Command line calculator that keeps fractional values

I just found a good command line calculator program called bc and was satisfied with it until I discovered it rounds off fractional values, thus causing loss in precision. According to its man page: ...
2
votes
1answer
3k views

How can I connect to my TI-89 calculator?

I'd like to transfer data to and from my TI-89 Titanium that connects via a USB cable. How can I do this in Ubuntu?