Samsung Mobile₁⁽³⁸⁾ Phones₁⁽⁵⁹⁾ Other Android phones Google Nexus S AT&T

Calculator

Samsung Google Nexus S

AT&T SEG-I9020PWATT SEG-I9020FSATT GT-I9020FSZATT

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Calculator

Use Calculator to solve simple arithmetic problems or use its advanced operators to solve more complex equations.

In this section

“Using the Calculator” on page 336

AUG-2.3-103

Android User’s Guide

Page screenshot 335

Calculator - Samsung Google Nexus S SEG-I9020PWATT SEG-I9020FSATT

Contents

December 13 AUG-2.3-103 Android™ mobile technology platform Legal Copyright © 2010 Google Inc. All rights reserved About this guide Android basics Connecting to networks and devices Placing and receiving calls Searching by text and voice Contacts Accounts Gmail Calendar Google Voice Google Talk Email Messaging Browser Maps, Navigation, Places, and Latitude Camera Gallery YouTube Music News & Weather Car Home Calculator Tags Market Settings Page About this guide Page Chapter Describes “Tags” on page Scan and work with Near Field Communication (NFC) tags “Market” on page Page Android basics In this section Starting Android for the first time If you don’t have a SIM card in your GSM phone Your Google Account Resetting your Google Account password Additional accounts Google services Location Backup Date and time Getting to know the Home screen Wake up the phone Return to the Home screen View other parts of the Home screen Using the touchscreen Touch Drag Swipe or slide Pinch Rotate the screen Using the phone’s buttons Using a trackball Use the Trackball Working with menus Options menus Context menus Monitoring your phone’s status Status icons Notification icons Managing notifications Open the Notifications panel Respond to a notification Clear all notifications Close the Notifications panel Using the onscreen keyboard Enter text by typing Enter numbers, symbols, and other characters Change the keyboard orientation Change the keyboard language Entering text by speaking Turn on voice input Enter text by speaking 3When prompted to “Speak now,” speak what you want to enter When you pause, what you spoke is transcribed by the speech-recognitionservice Editing text Edit text Select text Cut or copy text Paste text Opening and switching applications Open and close the Launcher Open an application Switch to a recently used application Locking your screen Lock your screen Customizing the Home screen Add an item to the Home screen Shortcuts Widgets Folders Move an item on the Home screen Remove an item from the Home screen Change the Home screen wallpaper Rename a folder Connecting quickly with your contacts Optimizing battery life Extend the life of your battery Check the battery charge level Monitor and control what uses the battery Managing how applications use memory Open the Manage applications screen Most of these tasks are described in this section Touch the Downloaded STouch the All tab to view all the applications installed on your phone Touch the Force stop Stop a misbehaving application Uninstall an application Change where an application is stored 2Touch the USB storage or SD card tab Move Move to USB storage Move to SD Move to phone Open Downloads and manage downloaded files Delete Sort by size Sort by time Page Connecting to networks and devices Connecting to mobile networks Determine what network you’re using Disable data when roaming Limit your data connection to 2G networks Edit or create a new access point Settings 2Touch Wireless & networks > Mobile networks > Access Point Names New APN Save Connecting to Wi-Finetworks Turn Wi-Fion and connect to a Wi-Finetwork Receive notifications when open networks are in range Add a Wi-Finetwork Forget a Wi-Finetwork Connecting to Bluetooth devices Turn Bluetooth on or off Change your phone’s Bluetooth name Pair your phone with a Bluetooth device Connect to a Bluetooth device Configure the Bluetooth features you want to use Disconnect from a Bluetooth device Unpair a Bluetooth device Connecting to a computer via USB Connect your phone to a computer via USB Disconnect your phone from the computer Safely remove an SD card from your phone Erase your phone’s USB storage or SD card Sharing your phone’s mobile data connection Share your phone’s data connection via USB Share your phone’s data connection as a portable Wi-Fihotspot Rename or secure your portable hotspot Connecting to virtual private networks Add a VPN Connect to a VPN Disconnect from a VPN Edit a VPN Delete a VPN Working with secure certificates Install a secure certificate from your phone’s USB storage or SD card Configuring Internet (SIP) calling Add an Internet calling account Edit or remove an Internet calling account Configure which calls use Internet calling Change the primary Internet calling account Configure your phone to receive Internet calls Placing and receiving calls Placing and ending calls Open Phone Place a call by dialing End a call Disable phone calls (Airplane mode) Answering or rejecting calls Answer a call Decline a call and divert it to voicemail Working with the Call log Open the Call log Dial a number in the Call log Add an entry’s number to your Contacts Take other actions on a Call log entry Clear the Call log Calling your contacts Call a contact Call a favorite contact Placing an Internet (SIP) call Call a contact’s Internet calling address Call a phone number using Internet calling Listening to your voicemail Listen to your voicemail Dialing by voice Place a call by speaking Options during a call Place a call on hold Mute the microphone during a call Turn the speakerphone on or off Switch between a Bluetooth headset and the phone Managing multiple calls Switch between current calls Set up a conference call End a conference call and disconnect all callers Page Searching by text and voice Searching your phone and the web Search your phone and the web by typing Searching by text and voice Touch to search the web AUG-2.3-103 Page Target where you want to search Change what you can target when searching the phone Add dedicated Search widgets to your Home screen Manage your search privacy Use My Location Manage search history Using Google Search tips and tricks Changing Google Search settings Search settings screen Google Search Searchable items Use My Location Search history Manage search history Using Voice Actions Use Voice Actions to search the web or perform other tasks Complete a Voice Action Send or Set Voice Action commands Page Page Page Contacts Opening your contacts Open your contacts Open a list of your favorite contacts View details about a contact Adding contacts Add a new contact Importing, exporting, and sharing contacts Import contacts from your SIM card Import contacts from your SD card or USB storage Export contacts to your SD card or USB storage Share a contact Adding a contact to your favorites Add a contact to your favorites Remove a contact from your favorites list Searching for a contact Search for a contact Editing contact details Edit contact details Change a contact’s default phone number Divert all of a contact’s calls to your voicemail Set a ringtone for a contact Delete a contact Communicating with your contacts Connect by using Quick Contact for Android Communicate with a contact Call a contact’s default number Send a text or multimedia message to a contact’s default number Changing which contacts are displayed Set whether contacts without phone numbers are displayed Change what groups are displayed Change how contacts are displayed Joining contacts Join contacts Page Separating contact information Separate contact information Accounts Adding and removing accounts Add an account 3Touch the kind of account to add Follow the onscreen steps to enter the required and optional 5Configure the account Remove an account Configuring account sync and display options Configure general sync settings Sync information manually Change an account’s sync settings Page Gmail Gmail version and availability Gmail is different Gmail is web-based Gmail is conversation-based Gmail is organized by labels, not by folders Open Gmail Open your Inbox when Gmail is running Switch accounts Use Gmail offline Read a message Work with attachments Copy text from a message Reread a message Mark unread remind yourself to read it again later Composing and sending a message Compose and send a message Send a copy or blind copy of a message Attach a photo to a message Replying to or forwarding a message Reply to or forward a message Gmail Respond inline original message Touch to send your response or to save it as draft Enter your reply Open Priority Inbox Set Priority Inbox as your default inbox Mark a conversation as important Mark a conversation as not important Working with conversations in batches Starring a message Star a message Unstar a message Unstar all messages in a conversation Labeling a conversation Label a conversation Label a batch of conversations at once Change a conversation’s labels Viewing conversations by label Synchronizing your conversations by label Select which labels to synchronize Set how many days to synchronize Reporting spam Report a conversation as spam Searching for messages Archiving conversations Appending a signature to your messages More Settings Signature Using keyboard shortcuts Conversation list shortcuts Message shortcuts Changing Gmail settings Priority Inbox Signature Reply all Auto-advance Message text size Batch operations Labels Email notifications Select ringtone Vibrate Notify once Calendar Viewing your calendar and events Open Calendar Change your calendar view Working in Agenda view Switch to Agenda view Learn more about events in Agenda view Working in Day view Switch to Day view Learn more about events in Day view Add an event in Day view Working in Week view Switch to Week view Learn more about events in Week view Add an event in Week view Working in Month view Switch to Month view View more information about events in Month view Viewing event details View information about an event Creating an event Create an event Editing an event Edit an event Deleting an event Delete an event Setting an event reminder Set an event reminder Delete an event reminder Responding to an event reminder Respond to an event reminder Synchronizing and displaying calendars Set whether calendars are stored on the phone or visible Changing Calendar settings Use home time zone Home time zone Hide declined events Set alerts & notifications Default reminder time Google Voice is currently available only in the United States Opening Google Voice and your Inbox Open Google Voice Open your Inbox Check your account balance Reading or listening to your voicemail To read a transcript of your voicemail Reply to a message Delete a message Exchanging text messages Send a text message Read and reply to a text message View your starred messages Viewing messages by label Configuring Google Voice Configure Google Voice 4Enter a voicemail PIN This is the code you use to check your voicemail from the Phone application 5Choose which calls you want to make using Google Voice 6Configure your voicemail service 7Press Back when you’re done configuring voicemail Placing calls with Google Voice Changing Google Voice settings Making calls This phone’s number Voicemail playback Sign out Legal information My Google Voice number Build number Sync and notifications settings Synchronize inbox Background data Notifications via text message Inbox notifications Light Page Google Talk Signing in and opening your Friends list Open Google Talk and sign in Return to your Friends list Sign out of Google Talk Chatting with friends Chat with a friend Accept an invitation to chat Switch between active chats Invite a friend to join a group chat Chat on or off the record End a chat Changing and monitoring online status Change your online status Change your status message Change your picture Managing your Friends list Add a friend to your Friends list View and accept an invitation to become a friend View a list of pending invitations to friends View all friends or only those most popular with you Make a friend popular Block a friend Changing Google Talk settings Configure notifications for new Google Talk messages Configure notifications for new friend invitations Show or hide the mobile indicator to friends Set whether you sign into Google Talk automatically Email Opening Email and the Accounts screen Open Email Open the Accounts screen Open your Combined Inbox Reading your messages Read a message 1Open the Combined Inbox, an account’s Inbox, or another folder of messages 2Touch the message to read Page Responding to a message Mark a message as unread Starring messages Star a message SWhile reading a message, touch the star in its header While reading a message, touch the star in its header Unstar a message STouch its star again Touch its star again Working with message in batches Composing and sending email Working with account folders View an account’s folders Appending a signature to your messages Account settings Account settings 3Touch Signature Adding and editing email accounts Add an email account Change an account’s settings Delete an email account Changing email account settings Account settings Account name Amount to synchronize Default account Incoming settings Sync contacts Sync calendar Incoming server settings Username Password IMAP server Port Security type Username Password POP3 server Outgoing server settings Require sign-in Username Require sign-in Password Page Messaging Opening Messaging Open Messaging Delete a message thread from the Messaging window Exchanging messages Insert smiley 4Touch Send Page Create and send a multimedia message Respond to messages you receive Forward a message Lock a message View details about a message Changing Messaging settings Storage settings Delete old messages Text message limit Multimedia message limit Text message (SMS) settings Delivery reports Notifications Page Browser You use Browser to view webpages and to search for information on the web Opening Browser Open Browser Open a webpage or search the web Refresh the current page Stop opening a page Get more information about the current page Set your home page Navigating within a webpage Scroll a webpage Zoom in or out on a webpage Quickly zoom into a section of a webpage Find text on a webpage Page Navigating among webpages Open a link Go back and forward among the pages you’ve opened View your Browser history View your most frequently visited pages Follow shortcuts for links, phone numbers, and addresses Working with multiple Browser windows Open a new Browser window Switch Browser windows Close a Browser window Downloading files Allow installing applications from the web or email Download a file Cancel a download View the files you’ve downloaded Working with bookmarks Bookmark a webpage Open a bookmark Edit a bookmark Share a bookmark Add a bookmark shortcut to the Home screen Delete a bookmark Changing Browser settings Page content settings Default zoom Open pages in overview Text encoding Block pop-up Open in background Set home page Privacy settings Clear cache Clear history Show security warnings Advanced settings Website settings Reset to default Maps does not have information about every location Opening Maps Open Maps Move the map Zoom on the map Viewing My Location and location services Enable location services View your location Page Searching, exploring, and starring places Search View search results View location details Star and unstar a location View a list of Starred Places Clear your search history Using the Places feature in the Launcher Changing map layers Change map layers Access Street View Navigate within Street View Getting directions Get directions Navigating with Google Maps Navigation (Beta) Use Navigation (Beta) within Maps Add a navigation shortcut to the Home screen Use voice commands Previewing and changing views of your route Preview your route Change views of your route Filter your route Find route alternatives Obtain information about your journey Using the Navigation feature in the Launcher Select a destination while en route Exit Navigation (Beta) Finding your friends with Google Latitude Join Latitude Open Latitude Invite friends to share their locations Respond to an invitation Accept and share back Accept, but hide my location Don’t accept View your friends’ locations Manage connections with your friends Hide from this friend Share only city level location Remove Control what you share Detect your location Camera Opening Camera and taking pictures or videos Open Camera Take a picture Switch between front and back cameras Take pictures with digital zoom Shoot a video Changing Camera settings Change Camera settings Camera mode settings Store location White balance Flash mode Zoom Select camera Video mode settings Video quality Gallery Opening Gallery and viewing your albums Open Gallery and view your albums Page Working with albums Open an album and view its contents Change how the contents of an album are displayed Work with batches of pictures or videos Share an album Get details about an album Delete an album Working with pictures View and browse pictures Watch a slideshow of your pictures Rotate a picture Use a picture as a contact icon or as Home screen wallpaper Crop a picture Get details about a picture View the location of a picture in Google Maps Share a picture Delete a picture Working with videos Play videos Share a video Delete a video Page YouTube Opening YouTube and watching videos Open YouTube and the YouTube home screen Watch videos Sign into YouTube Discovering videos Search for videos Browse for videos by category Explore related videos Rating and commenting on videos Give a video the thumbs-upor thumbs-down Add or remove a video to your Favorites Comment on a video Flag a video as inappropriate Uploading and sharing videos Shoot a new video and upload it to YouTube Upload an existing video to YouTube Delete a video you uploaded Copy a video’s web address Add a video to a playlist View your own playlists View other people’s playlists Working with channels Open My Channel Open another person’s channel Subscribe to a channel Changing YouTube settings High quality video on mobile Caption font size Clear search history SafeSearch filtering Help Music Transferring music files to your phone Copy music files from your computer Opening Music and working with your library Open Music and view your music library Search for music in your library Delete a song from the SD card or USB storage Playing music Play music Control playback Control playback volume Play your tracks in a party shuffle Use a song as a ringtone Create a playlist Add a song to a playlist Rearrange songs in a playlist Remove a song from a playlist Rename or delete a playlist Create playlists on your computer Page News & Weather Checking the news and weather Open News & Weather Get details about the news and weather Page Changing News & Weather settings News & Weather settings Weather settings News settings Select news topics News terms of service Prefetch articles Prefetch images Refresh settings Auto-refresh Refresh interval Refresh status Clock Viewing the date, time, and other information Open the Clock application Watch a slideshow Dim the Clock display Change desktop dock audio settings Setting alarms Set an alarm Time Ringtone Vibrate Repeat Label Alarm in silent mode Alarm volume Snooze duration Side button behavior Car Home Opening Car Home Open Car Home Car Home Touch a button to access that application or service while driving Touch an arrow (or swipe) to switch to Car Home’s other screens Touch to exit Car mode For information on working with your Contacts, see “Contacts” on page Add a shortcut Move a shortcut Delete a shortcut Change the color of Car Home buttons Change Car Home wallpaper Change Car Home brightness settings Change car dock audio settings Starting Car Home with a Bluetooth Device Configure a Bluetooth device to start Car Home Configure how quickly Car Home exits after disconnecting from a device Changing Car Home settings Always show disclaimer Hide status bar Colorize icons Wallpaper Bluetooth starts Car Home Page Calculator Using the Calculator Open and use the Calculator Access your history of operations Tags Scanning tags Scan a tag Working with tags Open Tags and view your scanned tags Open and work with a scanned tag Delete a tag Market Opening Android Market and finding applications Open Android Market Get help with Android Market Browse for applications 1On the Android Market home page, touch a top-levelcategory, such as Apps or Games 2Scroll to view subcategories and touch the one you want to explore 3 Touch Top paid, Top free, or Just in to further sort the subcategory Open a screen with details about an application Search for applications Return to the Android Market home screen Downloading and installing applications Download and install an application 4If you agree to the application’s permissions requirements, touch OK under Accept permissions Buy now Create a Google Checkout account Managing your downloads View your downloaded applications Set whether an application is updated automatically Respond to a notification that application updates are available Set whether you’re notified about updated applications Request a refund for an application Rate or comment on an application Flag inappropriate applications Page Settings Opening Settings Open Settings Wireless & networks Wireless & Network settings screen Airplane mode settings Bluetooth settings Tethering & portable hotspot VPN settings Network notification networks Add network Advanced Wi-Fisettings screen IP settings Bluetooth settings screen Device name Discoverable Scan for devices Portable Wi-Fi hotspot settings VPN settings screen Add VPN Access Point Names Use only 2G networks Network operators Call settings Call settings screen Voicemail settings Call forwarding Additional settings Accounts Use Internet calling Enable FDN FDN Change PIN2 FDN list Additional settings Silent mode Vibrate Volume Phone ringtone Phone vibrate Emergency tone Display settings Brightness Auto-rotate screen Screen timeout Location & security settings Set unlock pattern Change unlock pattern Use visible pattern Use tactile feedback Set unlock PIN Select device administrators Use secure credentials Install from SD card Install from USB storage Set password Manage applications Running services Storage use Battery use Development Allow mock locations Accounts & sync settings Accounts & sync settings screen Manage accounts Account screen Privacy settings Back up my data Automatic restore Storage settings SD card USB storage Unmount SD card Erase USB storage Erase SD card Popup on keypress Touch to correct words Auto-capitalization Voice input Quick fixes Auto-complete Device Keyboard settings screen Block offensive words Text-to-Speechsettings screen Install voice data Listen to an example Always use my settings Engines Accessibility settings Accessibility KickBack TalkBack SoundBack Power button ends call Audio Dock insertion sound Date & time settings Automatic Set date Select time zone Set time Use System updates Status Version information