HP famously built the first portable scientific calculator, the HP-35, although its reverse-Polish notation (RPN) might be a bit of a head-scratcher to those of us who came up in the TI world of ...

For most of us, a calculator might have been superseded by Excel or an app on a phone, yet there remains a die-hard ...

You can still buy an HP that uses RPN, and indeed not so long ago their ... The result was a single chip ∗ scientific calculator at a fraction of the cost of those from TI or HP, but with ...

HP-branded calculators were famous for using this input method, and engineers who came of age in the '70s and '80s still ...

Chips in early Busicom calculators were made in the United States by Mostek, while those in the Bowmar and Canon were by Texas Instruments. Hewlett-Packard Corporation joined the market in early 1972 ...

There are some exceptions to that rule—payday loans, for one—but using a loan calculator will help you determine whether the loan that you’re considering is fairly priced and right for you.

If you’ve ever wondered how much of your monthly payment will go toward interest and how much will go toward principal, an amortization calculator is an easy way to get that information.

And this design continued on into the era of pocket calculators, financial calculators, and even scientific calculators such as the ones you may have used in school. Some of the latter were ...

If your total itemized deductions are less than the standard deduction, the calculator will use the standard deduction. Enter your total 401k retirement contributions for 2022. For 2022 ...

To find out your correct net pay, you may want to use our Payroll Tax Calculator. While there isn’t any one size that fits all when it comes to your tax withholdings, generally you can expect to ...

Scientific American covers the most important and exciting research, ideas and knowledge in science, health, technology, the environment and society. It is committed to sharing trustworthy ...

Mashable reviews quite a few laptops every year, and one of the most reliable laptop brands we've tested is HP. That said, multiple great options can be a double-edged sword. How do you narrow it ...