calculator

  1. B

    FREE Open-source Homeloan Calculation app (Beta)

    Hi folks, so I made a thing that might be useful to someone. Would love some feedback. https://bondhacker.netlify.app/
  2. Tech Guy SA

    Runtime Calculator for Inverters and Portable Power Stations

    This is a bit of a work in progress we worked on this project in 2023 and canceled it near the end of that year (load shedding kinda died). We made it in Excel and our calculations were 99% accurate. Now have made it into the website am working on it still launched it Saturday, busy with the...
  3. MegaTesla

    [Wanted] Old 1970s Hewlett Packard calculators

    I recently started collecting old calculators. I am now looking for more HP calculators from the 1970s. The 1970s HP calculators include these: Classic HP-35 HP-45 HP-55 HP-65 HP-67 HP-70 HP-80 Spice HP-31E HP-32E HP-33C HP-33E HP-34C HP-37E HP-38C HP-38E...
  4. C

    Vodafone running Vodacom has no calculator memory?

    When away from the PC, and hand-held Scientific calculator not with me, I find the cell phone's calculator useful as a 'stand-in' calculator for electronic equations, with one drawback - no [M] emory buttons seem apparent. When doing complex equations, a memory is useful for storing a...
  5. S

    Calculator App

    One feature I liked a lot in windows 7 was the the calculator especially the worksheets feature thus I'd like to know do we have a similar/comparable app on linux? ;)
  6. J

    how to work out my childs university fees in x - years

    hi, im not planning to go to a financial advisor at this point, im saving an amount per month, and i want to work out how much i have to save each month i want to work that university fees increase by 10% per annum if i have a basis price in 2011 of R27000 per year at a specific institute...
  7. trueza7

    Calculator - monthly amount invested, increasing annually.

    I am looking for an online calculator that can help me with this calculation: Person invests monthly amount X, monthly into an investment earning annual interest i. Annually, the contributed amount X increases by a percentage, say p% = X+p% How do I work out what this amount will be in y...
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