Until today, the iPhone’s calculator mimicked the buttons of its forebears: If you keyed in 48.375, for instance, instead of 43.875, tapping “C” within your app would zero out your entry so ...

People are only just learning what the letter buttons on a calculator means (stock image) (Getty) By. Alice Sjoberg; 12:45, 28 Apr 2025; ...

Users can open Math Notes through a new button at the bottom left of the Calculator app window. Inside Math Notes on iPad, it's possible to write advanced expressions with their Apple Pencil.

Until today, the iPhone’s calculator mimicked the buttons of its forebears: If you keyed in 48.375, for instance, instead of 43.875, tapping “C” within your app would zero out your entry so ...

Explaining how this can be used, they wrote: "For example, if you type 1, +, 3 and then hit the clear entry button, the calculator will clear the 3 but remember the 1 +.