Questions about calculator software, either built into an operating system, or third-party tools

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62 views

Uninstalling Calculator App Windows 10, Package could not be registered error

My Windows 10 calculator stopped working. I can't seem to re-install it using the PowerShell methods described on various Google searches. I receive 'Package could not be registered' errors. Here's ...
4
votes
2answers
68 views

How to get reciprocal (1/x) in scientific mode in Windows 10 calculator

I'm sure there's an obvious answer to this... In Windows 10 calculator, the standard mode has a reciprocal (1/x) button, but scientific mode does not. However, it's not possible to switch back to ...
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1answer
59 views

Win10 Keyboard Shorcut to Calculator?

On all my windows PC's I do a 'Shortcut key' for calculator to open with Ctrl+Shift+C: I can't figure out how to do it on Win10. There is no right-click properties.
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1answer
31 views

Excel formula based on date variables

I'm trying to create a fee calculator but I can't seem to get the formulas to work for me. I'm essentially trying to write one long formula that takes into account all of the different date variables. ...
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2answers
26 views

Batch operation returns “Divide by zero error” with the delayed expansion on and a valid operation

The following line of code is run trough my current project : set /a "hp = hp - ((atk*arandom)/((edef*6)/edefbonus))" And here's what it looks like when you replace the variables by their values : ...
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1answer
84 views

Windows 10 Calculator Key

My keyboard has a "calculator" key on it. In the registry at: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AppKey\18 I have ShellExecute set to C:\Program Files (x86)\...
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0answers
239 views

Windows 10 Calculator No Longer Works

Another, stupid Windows 10 qerk. I am fully updated with an activated version of Win 10 installed from fresh, NOT an upgrade. Everything on my start works, but if I search for Calculator from All ...
10
votes
1answer
808 views

Stop Windows 10 calculator from asking me to rate it as an app

Is there a way for me to prevent the Windows 10 calculator from asking me to rate it as an app? (Other than actually rating it, which I'm not even sure would stop it.) It actually prevents ...
0
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1answer
175 views

Windows 10 calculator exits on open

So, after my touchpad didn't work after upgrading to the next build of windows (10586.17), I reverted to my previous build 10240. But now a bunch of apps instantly close when trying to open them: ...
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4answers
1k views

Windows 10 calculator app does not respect region format decimal symbol

I recently installed Windows 10 (upgrade from 7). It is an English version Windows, which I configured to the German locale(*), which uses a comma (",") instead of a dot (".") as the decimal separator,...
1
vote
1answer
29 views

Calculate CIDR given an IP address

I've been reading up on CIDR A lot today, and am curious to know, if you have a given ip address i.e. 192.50.50.1, can you determine what it's CIDR would be?
7
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4answers
24k views

How to re-install Windows 10 calculator app

I uninstalled the calculator like this in PowerShell: Get-AppxPackage *windowscalculator* | Remove-AppxPackage. How do I reinstall it? Many thanks in advance.
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1answer
292 views

Windows 10 calculator and regional settings [duplicate]

I have Windows 10 with English lanugage. In regional settings I have set Denmark and my keyboard is Danish. The Windows Calculator (calc.exe) seems to have switched "." and ",", like used in USA. ...
1
vote
1answer
455 views

Is there a way to force the new calculator app in Windows 10 to open only one instance of itself?

I just upgraded from Windows 8.1 to Windows 10 Pro and I'm really enjoying the new calculator app, except for the fact that it open a new instance everytime I use my keyboards calculator key. Is ...
4
votes
1answer
1k views

Windows 10 - Have to run calc/Calculator twice from the Run menu

I use Calculator in Windows 10 every once in a while. However, I'm facing an odd issue when launching it. Short version I often have to execute calc twice from the Run menu before Calculator shows up....
1
vote
1answer
969 views

How do disable calculator in windows?

I have a key on my keyboard that brings it up, and I hit all of the time accidentally. It's a proprietary Logitech Calculator key, and their own program doesn't let you remap it. This seems to be a ...
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2answers
123 views

How to make keyboard shortcut open windowed Calculator instead of modern one?

On my Asus laptop I can press Fn+Numpad Enter to open calculator. However on Windows 8.1 it opens the modern Calculators which covers entire screen. I prefer the old, windowed one which is still ...
0
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0answers
43 views

Calculator reads keyboard input multiple times

When I try to enter the values from the keyboard, they appear several times instead of one. Does anyone have the same bug? When I click on the input panel with the mouse, everything works fine. E.g. ...
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vote
2answers
900 views

Why Yosemite calculator works wrong?

Tried to get cube-root(using internal yosemite calculator) from 512 and got 7.9(9). Is it some kind of approximation? What should i do to get exact result?
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1answer
299 views

How do I calculate bandwidth consumption of 700 users

Id like to know how to properly calculate the consumption of user downloads in a given specified bandwidth. Say, I have 700 users which will simultaneously download an image with file size (300KB). ...
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0answers
60 views

What do multiple decimal points mean in the spotlight calculator

I don't understand what this means - when I input multiple decimal points into the OSX spotlight. For instance: 1.1.1 yields 0.11 What does it mean? A google search didn't help me find any ...
1
vote
1answer
117 views

Multiply two vectors in Calc element-wise

2: [0.5, 0.25, 0.125, 0.125] 1: [1, 2, 3, 4] Suppose, this is how the stack looks like, what I'd like to be the result of multiplication: [1 * 0.5, 2 * 0.25, 3 * 0.125, 4 * 0.125] Instead, Calc ...
1
vote
1answer
520 views

Excel: Calculate pilot currencies

I recently got my pilots license and started using Microsoft Excel as my backup logbook. Now I'd like to add a "currency-calculator", which should show me until when I am type and day/night current ...
2
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1answer
343 views

writing more complex math input to fish shell

The fish documentation explains that the math command is essentially a thin wrapper to bc. The bc documentation has further info about more complex ops: If bc is invoked with the -l option, a math ...
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vote
3answers
539 views

Convert fahrenheit in celsius in MS Windows Vista

I am not a Windows user, but we need to find a solution for converting Fahrenheit in Celsius degrees in MS Windows Vista? I know that it should be possible using a formula, but is there any native ...
3
votes
1answer
2k views

How to Run PowerCalc (Power Calculator) on Windows 8?

A while ago Microsoft released an upgrade to their Calc application for Win XP called PowerCalc. It was a great little calculator application with few bells and whistles but easy to use. ...
-1
votes
1answer
58 views

Operation in MS-Access?

Is it possible to view a new column in MS-access with simple operations? eg: my database has 2 columns A: arrival time B: departure time I want to view C column with (B-A)
2
votes
2answers
283 views

Is it possible to load Windows Calculator in a particular view?

In Windows 7, Calculator has four different views: Standard Scientific Programmer Statistics When I load the calculator, I know whether I want to do hex arithmatic/conversion (Programmer view) or ...
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vote
1answer
70 views

Save history on default Calculator on MS7

Is it possible to save the history in the Calculator program in MS7 such that when you exit and restart it, the history is still there?
0
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0answers
80 views

Windows 8 Quick Calculate

Mac OS X has a very handy feature called Spotlight which one can use to perform searches but also to use as a quick calculation tool. I am wondering, is there such functionality in Windows 8 that ...
3
votes
1answer
107 views

Perplexing Windows Calculator behaviour

On Windows 7, launching Calculator and typing 9/8[Enter]7[Enter]6[Enter], and other similar sequences of keypresses, results in an apparently odd behaviour. For instance 9/8[Enter]7[Enter] outputs 0....
0
votes
1answer
385 views

How to determine number of tests performed by CPU per second?

My context is that for exam on encryption methods I need to calculate estimated time taken for brute force attack to succeed. Therefore I need make an assumption about the system used to crack the ...
2
votes
2answers
8k views

How to do a “great circle” calculation in MS Excel or LibreOffice?

I got two columns with latitude and longitude values. I need to calculate the distance between the points in every row. I'm trying to use the haversine formula as seen here: That's the so called "...
0
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1answer
53 views

What aids exist in RHEL v6 to calculate subnets without an internet connection?

The Red Hat version of the ipcalc program is very basic compared with some other versions that are available. Suppose you didn't have an internet connection and could only use tools that exist ...
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1answer
578 views

Is there a way to fix windows calculator order of operations?

When I type 5 + 5 * 6 into the windows calculator I get 60. It appears as if windows ignores order of operations. One potential solution is to change the registry keys so that it starts in ...
3
votes
2answers
516 views

A calculator that shows both hex and decimal at the same time

I'm looking for a Windows calculator that has a dual dec/hex display. That is, assuming I'm adding in Hex mode, I want to have another line showing me the decimal value of my current Hex calculation. ...
0
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1answer
3k views

How do I view Windows 8 calculator shortcut keys?

Basically the subject says it all. Viewing help, doesn't help (ironically) since it shows just some Calculator: Frequently asked questions.
-1
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2answers
739 views

Enhanced alternative to MS Calculator Plus? [closed]

Microsoft's Calculator Plus usually suits my needs, but occasionally, I need to perform calculations such as gross/net interest rates, etc. Does someone know of a similar, simple application that ...
0
votes
1answer
1k views

How do I fix error 1303 during TI Connect install?

I recently purchased a TI-84 Plus graphing calculator, and I'm trying install the TI Connect software in order to connect the calculator to my computer via the USB cable. Unfortunately, I'm getting ...
45
votes
2answers
70k views

What's the difference between 'C' and 'CE' functions on Windows calculator?

I have always seen the C and CE buttons on physical calculators just as they are displayed on the Windows Calculator, but I never really understood what the abbreviations mean and what exactly is the ...
1
vote
0answers
260 views

mac RPN calculator inconsistency

Using Calculator Version 4.5.3 (99.2) on Mac OS X 10.6.8 (10K549) Putting the calculator in RPN mode Empty stack and press: 8 ENTER Empty stack and press: 8 ENTER ENTER 1 * (8 can be any number)...
-1
votes
1answer
146 views

Hash Calculating Tools [duplicate]

Possible Duplicate: File checksum calculator for Windows What are some simple one-click tools to calculate hash of any file? For example: I'm looking for something simple like with Right click ...
2
votes
0answers
182 views

Is there a fix to display 0 when arithmetic underflow occurs on the Windows 7 calculator?

I have a problem that exasperates me: When I take the Windows 7 calculator in standard mode, if I do 4, then √ (square root), the result is 2 Fine. But, at this point, if I do - (minus), then 2, ...
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0answers
176 views

Windows seven calculator

Hello I wondered if anyone could help me with a small problem i have with my calculator. I have been trying to do my accounts online using the windows 7 calculator. I cant get the calculator to work ...
0
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0answers
999 views

How to replace Windows 7 calculator with the one from older version?

I was curious if such is possible. I copied Vista calc.exe to Windows 7 and it doesn't start. I tried running it in compatibility mode and still nothing. Windows 7 clearly doesn't like Vista :)
8
votes
1answer
575 views

Software to plan shortest route to many addresses [closed]

I have about 300 addresses in a city and I'm trying to find software that can solve the travelling salesman problem for it. I've tried OptiMap a browser based solution that uses the Google API but it'...
2
votes
4answers
2k views

Simple command line calculator

Had one years ago (on Win 3.1 or '95, I'm not sure). Anyways, it was a really simple program. Stood somewhere in PATH and enabled you to do something of a kind calc 5 + 28.3*sqrt(12) and it spit ...
3
votes
1answer
523 views

Calculating in TextMate using “Filter Through Command”

I have a line in a file, which I have open in TextMate. I would like to select the line, or rather the content of the line; 54 + 34.43 and have it be replaced with the total sum. I've used the "...
0
votes
2answers
606 views

Calculate expressions from Run command window

Is there a way to quickly get the result of an expression in the Start > Run command input? For example, if I wanted to get the result of (5+9)*79 I'd like to be able to press ⊞ Win + R, enter the ...
0
votes
2answers
96 views

Calculator with equations?

I'm running Windows XP SP3. I'd like an alternative to Windows' calculator with support for equations, so I don't have to fire OpenOffice just to compute simple equations. Does someone know of a ...