But there also was a startling omission: The calculator’s “C” button—the one that clears input—was gone. The “C” itself had been cleared. Until today, the iPhone’s calculator ...

While calculators were invented to make it easier to solve math problems, no matter how easy or complicated they might be, some people are finding out that even the most common buttons on the ...

While it's clear that the iPhone calculator is a pretty powerful app, the one thing it appears to be missing is a back button. So, it might come as a surprise to many people that the app actually ...

If you've ever used a calculator, you've most likely noticed that some buttons have letters on them. While the C, CE, and AC buttons are all used to clear the numbers you've added to your ...