iPad OS 18 (iOS 18)–Calculator

The updated operating system for the iPad (October 2024) has many new features. Too many, in fact, to discuss in one post. Therefore, we will do a series of posts looking at the various features that include Maps, Photos, the Home Screen, and others. Today we will focus on the calculator.

The image above shows the basic calculator. Notice the icon of a calculator in the lower left-hand corner. Tap on it to see the other functions.

Picture of the choices for the iPad calculator app in iOS18

Basic, Scientific, Math Notes, and Convert.  Let’s start with the Convert option. You need to tap on the Convert button so that it turns yellow.

Activate the Convert button so it turns yellow.

Once the Convert function is active, there are a variety of options.

Picture of options in Converter feature iPad calculator using iOS 18.

The image above is for the currency converter. Convert US dollars into the Hong Kong Dollar or the Icelandic Krona or just about any other currency that exists. Other possible conversions include Data, Area, Energy, Force, and so on.  The one I will find most useful is the temperature converter–Celsius, Fahrenheit, and Kelvin.

Another cool feature is Math Notes. When you choose this option, the Notes app opens next to the calculator. Below you see an example where I was experimenting with this feature. As you use the calculator, you can keep notes on your process and outcomes.

The other features relate to mathematical processes. Since I haven’t been in a math class since the mid 1960’s, I am not going to demonstrate how they work. I am including links at the end that will give clear instructions.

First, there is a scientific calculator function that students, scientists, engineers, and others will find useful.

Next, in Math Notes, calculations are made as soon as you tap the equal sign (=). It’s faster than using the regular calculator function. These Math Notes would be useful to double check you have entered all of your data when working with a long list of numbers. If you have an Apple pencil, you can work with it in Math Notes.

 

The Math Notes will also generate a graph when you are working with variables.

Notice in the image above, I am working with a split screen.  On the left I have Safari open with the instructions for generating a graph, and on the right is the Math Notes screen with the equation and graph.

This app seems to be versatile. It provides the basics for folks like me, plus options for those who need to make more sophisticated calculations and solve problems.  Like any app, you have to play around and explore its functions and possibilities.

As promised, here are some helpful links:

Basic Calculator

Work with Graphs in Math Notes

Math Notes + Apple Pencil

The Math Notes and Apple Pencil link above really demonstrates the potential of this app! Check it out, even if you think you will never need to use these features.

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