Numbers are used to count and calculate.

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6
votes
5answers
501 views

Is there a way to have a user only input multiples of 5,000?

In the web app I'm designing, The user will input a restricted value that is a multiple of 5,000 with a minimum of 5,000. The maximum could potentially go up to maybe 1,000,000. (In actuality there ...
1
vote
1answer
20 views

Web based content outline - mixing roman and natural numerals

Content folks submitted a document for publishing containing outline sections having mixed roman and natural numbers. II Favorite Ice Cream Flavor 1. frozen yogurts 1.1 vanilla 1.2 chocolate 2 ...
4
votes
3answers
109 views

Rules of writing out numbers vs. What the User prefers to read

A simple and generic question that I can not find a straight answer for. The rule that I am debating is based on that I should write 2 if it is a measured value. In this situation the 2 is a rounded ...
3
votes
1answer
50 views

Should I display a “plus” in front of a production number?

I have a grid displaying stocks and production of resources (related to my previous question). Should I display a plus symbol (+) in front of the production number when it's positive? Or do you think ...
2
votes
1answer
52 views

Should number input fields also include dividers { . - }?

When we sign in to our online bank we often use our social security number which from the government has a dash in it. As in YYMMDD-XXXX (for Swedish). And when we want to transfer money from our ...
41
votes
4answers
4k views

Why aren't HTML5 typed number inputs right aligned, and should they be?

As you may know, with HTML5 when an input has type="number" the field is "customized". Two little arrows are added to the field (w3school example) but the numbers are still left aligned. I saw that ...
1
vote
2answers
40 views

Visualising assets, liabilities, revenues, and expenses - together

I'm at the start of a project which is all about visualising and comparing the balance sheet of large organisations, primarily defined by these four numbers: assets, liabilities, revenues, expenses. ...
0
votes
2answers
123 views

When is it appropriate to use a NumberPicker view in a touchscreen device app

In what kind of scenario should I actually use a NumberPicker in my mobile phone app user interface? By NumberPicker I mean a view on which the user can swipe to change the number, and the numbers ...
1
vote
1answer
44 views

Ways to Show Relative Rank?

I am comparing 3 columns of data with multiple rows. For each row I want to show the highest, lowest and middle number. The middle number is not the mean. I've considered "1st, 2nd, 3rd" but I don't ...
9
votes
3answers
8k views

Is there a standard “to left justify text and right justify numeric values.”

I'm being told by an experienced BA (> 25 years) that "Numeric numbers are usually totaled therefore should be right justified." And that text should always be left justified. I have never heard ...
3
votes
2answers
188 views

Is a decimal comma used in data entry?

Historically, I know that in most parts of the world decimals have been represented with a comma. 3.14 (US and Canada mostly) 3,14 (most other places) In software development, normally a period ...
15
votes
7answers
718 views

Ideal breaks for long numbers?

Is there any rules-of-thumb or actual research on how to make long numbers more legible? We are dealing with 14 digit numbers: 12345678912345 This can be hard to read back over the phone as it's ...
18
votes
6answers
3k views
3
votes
2answers
52 views

How should a sum of heterogeneous currencies be presented to the user?

We write analytics software. Recently our customers have asked us to take a look at expanding our services into the e-commerce arena, and this has raised some tricky questions in an internationalized ...
62
votes
6answers
10k views

Why are calculator screen digits right-aligned?

Is there any logical reason behind digit alignment on a calculator? If yes, can we apply this for visual interfaces of numbers on the web?
2
votes
1answer
74 views

How to display negative numbers which are not currency?

I'm writing an application that will be showing negative numbers of units (as in shares of stock). When showing negative numbers in currency, it's typical to display the it in parentheses, e.g. ...
37
votes
11answers
5k views

Make user aware that he cannot enter arbitrary values into textbox?

In my current web project I have a textbox where the user can enter a bid for an auction. However, to prevent bidding of arbitrary sums, only certain values that match predetermined intervals are ...
1
vote
1answer
46 views

Displaying two similar adjacent numerical values

I am adding functionality to incorporate E-Cigarettes into our EMR. Currently, a user may select from a variety of drop-down lists that allow them to choose the amount smoked, cartridge size, ...
1
vote
1answer
140 views

Combined data and unit form field

Assume you’re helping to design the GUI of a WYSIWYG word processor. Users shall be able to change font size. There could be relative controls for larger and smaller and there could be keyword-based ...
1
vote
3answers
91 views

Is number agreement necessary?

I want to display some attributes with a cardinal number. The following is an example with a software testing framework, but this question applies to more general cases: 1 Error 4 Success 5 ...
39
votes
15answers
4k views

Slider control when there is no maximum value

I'm trying to design a control where the user can enter a figure that has no maximum value. For example, how many miles that person wants to travel that year. There's a text field there for direct ...
1
vote
1answer
67 views

Entering order amount with clicks in a game

So there's this control in an RTS game that lets you set an order amount. Due to being in a fast-paced games' UI, we cannot afford "slow" numeric input, so clicks are preferred. We also have very ...
3
votes
2answers
172 views

Best way of making a credits transfer dialog

I am designing a dialog which would allow user to transfer credits from his account to "an object's account". Transfer is only in one direction -- after you confirm transfering credits to an object's ...
2
votes
1answer
4k views

Should content be left aligned or right aligned in a table that contains a mix of text and numbers?

I have many tables within a site that have a mixture of both numeric values of all types (currency, integers, etc) and columns that contain text. What is the guidelines or standards for alignment? ...
3
votes
4answers
2k views

How to make HTML5 number input field more user friendly?

I am upgrading my website to adopt HTML5 standard. I have a field that only accepts integers from 0-99. Originally it has the following code: <input name='age' type='text' size=2 maxlength=2> ...
2
votes
4answers
131 views
2
votes
2answers
72 views

What's the best way to group digits of a large number/code?

I am in a situation where I need to display a barcode of 18 alphanumeric characters. In case the barcode scanner is broken or cannot read for any reason, the operator will have to manually type in ...
0
votes
2answers
84 views

Show that a higher or lower number is better

This post is similar to another of mine, but going in a different direction. The problem: How can we show that a higher number or a lower number is better? For example, suppose we have a percentage, ...
1
vote
1answer
62 views

Adjustable number input element?

I am looking for examples of a ui element that allows users to modify a number either by typing or "interacting" with the number (slide, drag, +/- etc.) The specific use case is where a user will ...
5
votes
5answers
262 views

Displaying prices, where lower is better, in a graph

When displaying prices (where lower prices are better) in a chart, should the lower price be at the top or bottom? I'm asking, because usually higher placement = better result, but it's ...
1
vote
2answers
153 views

What is the best way to input cm of body measures?

In my web application the user have to save their measures of the following parts of the body: Head Neck Chest Hip Feet The value stored in the database could store two decimals too. So I thought ...
18
votes
5answers
3k views

What is the appeal of old style numbers and why do modern fonts still include them?

Here's text rendered with Raleway, a font designed around 2012, according to Google Fonts:             I'm far from a font expert, but the ...
0
votes
4answers
526 views

How to best align numbers and text in one column?

I am struggling with small redesign of our app's screens. I have a few labels + values (one under the other) which contain numerical and text data. Another complication is that some of those numeric ...
9
votes
3answers
1k views

What is the correct way to format cents and dollars in a grid column with a total?

I have a grid with columns that are formatted as cents and dollars. By default, the tender and amount columns are being formatted as integers, but for the total we are formatting it as 2 decimal ...
1
vote
2answers
236 views

Why show usage numbers on the website?

Many websites show their usage statistics. For example, this website on the bottom of the page shows the number of people that are using the website at the moment, and how many updates were made. It's ...
8
votes
5answers
481 views

Conventions for the display of large numbers

I have a grid column which can display numbers ranging from single digits and into the billions. I think that at some point we need to switch from displaying the whole number to using abbreviations, ...
13
votes
3answers
459 views

Should large numbers be formatted with delimiters?

Every country has a different way of delimiting large numbers. In USA, we put commas between every three digits. For example, one million would appear as 1,000,000. I believe this allows the reader to ...
2
votes
6answers
254 views

What is the reason to show animated numbers counting towards the final number?

In some apps, when navigating to a page that has number showing one or more different numbers it will animate from zero to the final number in about 0.5 seconds, counting upwards. Till example if the ...
-1
votes
1answer
81 views

Best solution to show the number of comments?

I wonder which solution is better, is there really a better solution or maybe it depends on context?
0
votes
2answers
1k views

Numeric input - alternatives to slider / text field for mobile game?

For our game the player's occasionally required to enter numbers. Sometimes it's the number of units to buy and in that case typically a number between 1 and 10,000, other times it's goods to buy, in ...
2
votes
2answers
117 views

Integer input field: special case for unbounded / unlimited

I am developing a form where the user needs to enter the maximum number of allowed things. Zero is a legitimate value meaning that none are allowed. I need to find a special value to indicate that ...
2
votes
1answer
322 views

How should numbers be aligned in a table column?

We have tables that have numbers as data on a few columns. They are not currency numbers that add up to a total but just regular integers. For example, the number of subscribers. Should they be ...
2
votes
2answers
201 views

number justification in HTML table cells where some cells are editable and some are not?

A convention in financial software is to right-justify numeric and currency values when they are displayed in a table. This allows easy top-to-bottom scanning and summing of numbers. The same ...
31
votes
2answers
3k views

Why do coins in some countries not display their denomination? [closed]

Coins have two levels of interfaces: a physical interface (their size, shape and weight) -- usable by vending machines and to certain extent by people with long-established habits of using these ...
4
votes
3answers
172 views

In a high precision meter do I display battery voltage as a fractional number of volts or as a whole number of millivolts?

There's an Android battery meter application for enthusiasts (control freaks actually) that displays the remaining charge percentage and the current voltage. A typical phone will use a Li-Ion battery ...
8
votes
4answers
642 views

Is it good practice to only accept numeric keystrokes in number-only fields?

I have a form that only takes in numbers as it represents a dollar amount. Currently, the form only accepts numerical keystrokes. Is this good practise?
9
votes
3answers
233 views

Counting to Infinity - Are counters usable?

As the web gets older and bigger the numbers in a lot of counters will tend to increase more and more. I'm very curious about the implications in usability and user experience: Are these big numbers ...
6
votes
4answers
2k views

What android UI control fits for selection of number in large range?

I'm working on a application for tracking body mass measurements. I need the user to be able to input a number representing body weight, whose magnitude ranges from 0.00 kg to normally 300.00 kg. The ...
2
votes
2answers
156 views

How fluent should filters be?

I have a few types of filters for a table and they should be concatenated. So in the end I should get something like this: URL contains google.com and Visits > 1000 and Date is before 30.12.2011 ...
5
votes
3answers
256 views

Representing large numbers

I'm developing a charting application. There could be a situation where I would have to display large numbers on the chart. The problem is that they number labels have to fit inside the chart columns, ...