How to add a calculated field in Google Form
Last Updated :
26 May, 2024
Google Forms is a versatile tool widely used for data collection, but it traditionally lacks direct support for calculated fields. Understanding how to add a calculated field to your Google Form can significantly enhance its functionality, allowing you to perform real-time calculations based on user inputs.
Here, we will provide a step-by-step guide on how to integrate calculated fields into your forms, a must-have skill for educators, event organizers, and business professionals who rely on dynamic data collection.

How to Install Form Facade Add-on
Step 1: Launch Google Forms
Step 2: Open a New Form
Click on the "+" icon to start a new form or select an existing form that you want to edit.

Step 3: Click on three dots and Select Get Add-Ons
Click on three dots (more options) and then go to "Get add-ons".

Step 4: Search Formfacade and Click on Install
Search for Formfacade add-on and then click on the Log in "Install" button. Log in and allow access, it will be installed successfully.

How to Open Form Facade in Google Form
Step 1: Click on the Add-On Icon and Select Formfacade
Open Formfacade by clicking on the add-on icon and then click on Formfacade.

Step 2: Go to Customize this form and Click on Proceed
Click the “Customize this form” and then “Proceed” to open the Form Facade interface in a new tab.

Step 3: Select the Field for Calculation
In the Formfacade interface, click on the gear icon next to the field that you want to calculate. This will open the field settings screen.

Step 4: Set Field Appearance and Enter Calculation Formula
1. In the field settings screen, select the “Answer” tab. Set the “Appearance” drop-down to “Read-only”. This ensures that users cannot manually enter data into this field.
2. Enter your calculation formula in the “Calculate” option. To use a form field in your calculation, type “@” and select the required field from the list that appears. Then click on Save
Set Field Appearance and Enter Calculation FormulaExample of How to add a calculated field in Google Form
1. Bill Calculator
In this example the formula is @Unit Consumed (in kWh) * @Cost of 1 unit
Example 1
Preview Result

2. Attendance Calculator
In this example the formula is (@Class attended /@Total No. of classes )*100
Preview Result
Example 2
3. BMI Calculator
In this example the formula is ((Weight (in kg) /(Height (in m )**2))
Preview Result
Example 34. Average Speed Calculator
In this example, the formula is @Distance covered (in km) /Time Taken (in hr)
Preview Result
Example 4
5. Simple Interest Calculator
In this example, the formula is (@Principal Interest *Rate of interest *Time period (in years))/100
Preview Result
Example 56. Salary Calculator
This example is based on a logical condition i.e.
If Salary >= Rs. 50,000 then the tax would be 20% and if Salary < Rs. 50,000 then the tax would be 10%. The allowance is constant for 5%
Here is the formula used for calculating tax:-
IFS(Enter your salary >= 50000, 20, 10)
The formula for total salary is:
IFS(Enter your.. >= 50000,Enter your.. -0.15 * Enter your.., Enter your.. -0.05 * Enter your..)
Preview Result
Example 6Conclusion
By following these steps, you can easily add a calculated field in Google Forms using the Formfacade add-on. This feature allows you to compute and present data to users in real-time as they fill out the form, enhancing user experience and data accuracy.
Similar Reads
How To Embed a Google Form In An Email
Do you want to know how to embed a Google Form in an email quickly and efficiently? If you're gathering feedback, conducting surveys, or collecting responses for an event, embedding a Google Form in your email can significantly streamline the process. By integrating the form directly into your email
6 min read
How To Add Audio To Google Forms
If you want to add Audio to Google Forms but cannot find a direct option to do that, then you are at the right place! Using audio in a Google Form can add a great touch of interactivity, making the form more engaging. Moreover, audio can also be used in Google Forms to aid visually impaired individu
5 min read
How to Create, Edit, and Customize a Google Form
Google Forms remains a powerhouse for creating surveys, quizzes, and registration forms. This user-friendly yet powerful platform offers endless possibilities for gathering valuable information efficiently. In this article, we'll walk you through every step of creating, editing, and customizing Goog
14 min read
How to Add a Link to a Google Form: Complete Guide
Have you ever wanted to guide your form respondents to a helpful website, a resource, or a related document right within a Google Form? Adding hyperlinks to your forms can do just that making your content more informative, useful, and interactive.In this guide, you'll learn how to add a link to a Go
3 min read
How To Add A Logo To A Google Form
How to Insert a Logo into a Google Form - Quick StepsOpen Your FormClick the Image IconUpload Your LogoAdjust Size and PositionSave ChangesPreview Your FormWhether you are hiring new people for your team, creating surveys to analyse the market and needs, taking feedback, or even just collecting cust
6 min read
How To Duplicate Google Forms
Creating and managing surveys, questionnaires, or quizzes through Google Forms is an essential tool for many businesses and educators. However, there may come a time when you need to duplicate a Google Form, either to preserve the original while making edits or to use it as a template for future for
5 min read
How to Add a Calculated Field to a Pivot Table in Excel
A Calculated Field in Pivot Table allows you to perform custom calculations within your Excel Pivot Table, giving you more flexibility and deeper insights into your data. Whether you need to add a custom formula, modify existing calculations, or remove a field, this guide walks you through the essen
6 min read
How To Create A Google Forms Order Form
In the fast-paced digital age, businesses are constantly finding ways to streamline their operations and enhance customer experiences. One effective way to achieve this is by leveraging the power of online forms, and Google Forms stands out as a versatile and user-friendly tool for this purpose. In
4 min read
How to Add a Google Form to Google Classroom
In this modern world, Google Forms have become more popular in place of offline paper forms. It has become very simple to create and collect responses and store them in the cloud safely. It is a user-friendly tool that allows you to create surveys, and quizzes quickly and easily. One of the major fe
5 min read
How To Add Correct Answers to Google Forms
Unlock the efficiency of grading Google Forms effortlessly with this step-by-step guide. Say goodbye to the manual hustle of checking each response individually. How to Create your Answer key in Google FormsIn this quick guide, we'll show you how to set the right answers effortlessly. Say goodbye to
5 min read