Matt Face wrote on 25-May-2018, with regard to Abacus Simulator.
IDK and HEL NAW (read...)

In replying to Anonymous who on 11-Jan-2017 wrote: Who did this?๐Ÿ˜‚๐Ÿ˜‚

Anonymous wrote on 23-May-2018, with regard to HP 41cx Emulator.
Would love to have an HP41CV app for my Android tablet. (read...)

Dr^sRalph^U wrote on 21-May-2018, with regard to RPN Entry Mode.
PTL!:'I Am',[Ex3:14!]:DrRalph who,@65y.o., coming S7.1'18,since,maybe,'~'(Married!):Yet,[2Co1:10,NAS!]:'I Am':'The Last American Virgin', for Sure:w/o all those,'Bouncing Vans!'=Mobile Br's Da?[Ru]: Die sprache meiner Frau,die "Jana",aus Moscau,Russland! (read...)

In replying to Anonymous who on 14-Mar-2017 wrote: Jesus:THNX! !! !!!

Paul wrote on 17-May-2018, with regard to Getting Started.
How to change from chain mode to alg mode (read...)

Aoril wrote on 15-May-2018, with regard to hp 12c (platinum) - Resetting the Calculator.
Begin shows on my screen. How do I clear the begin? (read...)

Karabo wrote on 14-May-2018, with regard to hp 10bII - Resetting.
HP 10BII displays ICC when I switch it on. I have done key combo, money clip and coins to reset, still canโ€™t use it. Please help (read...)

Pierre Montpetit wrote on 12-May-2018, with regard to Bowmar - First Electronic Calculator Made In USA.
I have a 901C which is not listed on this page or anywhere else. Any info about this? I have the case and instruction manual, all in excellent condition. Anyone interested in buying it. Made in Canada, serial # 40686. I do not have the charging wire. (read...)

Anonymous wrote on 11-May-2018, with regard to HP 10bII+.
ex2 has P/YR set to 12 and ex1 has P/YR set to 1. Hit 1, red shift, PMT. (read...)

In replying to Steve who on 19-Apr-2018 wrote: I have 2 identical HP 10b11 + calcs To do a simple calculation reveals a diff answer on both calculators; ex1) PV = -1000, I/YR = 10%, N = 1, PMT 0, FV? Answer: $1100 correct. ex 2)Same ques. as above...Ans: 1,008.33 ?? the 2nd answer represents only 1 month of yield vs 1 year. Stumped: What has to change on ex2

Emo Emu wrote on 10-May-2018, with regard to How to use an Abacus.
prucci be gucci (read...)

Emo Emu wrote on 10-May-2018, with regard to How to use an Abacus.
prucci be gucci (read...)

Ikegwuonu John Franklyn wrote on 09-May-2018, with regard to Kuala Lumpur HP Calculator Resellers.
Dear Sir INTRODUCTION We introduce our company I.J.FRANKLYN & ASSOCIATES LTD .28 OBAFEMI AWOLOWO WAY IKEJA LAGOS NIGERIA +2347088791233,08023116560,08060426316. We deal on general Goods and general contractor both Federal/local Government project Executive Interior Decorations, Furniture & Stationary . We write to cooperate with u on the above items. Thanks for ur cooperation Ikegwuonu John Franklyn For I.J.FRANKLYN & ASSOCIATES LTD (read...)

Anonymous wrote on 08-May-2018, with regard to Blaise Pascal - first digital calculating machine.
no u (read...)

In replying to ANONYMUS who on 20-Dec-2017 wrote: He really was. For more information, go on youtube and look at Mechanical Computers channel. It's really good.

Nokuthula wrote on 07-May-2018, with regard to NPV Problem on my new 10bII.
I m having a problem using the calculator its an app which I have bought similar to a calculator. all other calculations are correct but, when I keying in the cfj it takes me to the window where I suppose to key in cash flows. so where do I key in the CFj again after each cash flow because the calculator does not give me the option to go back to the first screen. It only allows me to key in the first cash flow once how do I go back to the window where I will key ... (read...)

Mufason wrote on 04-May-2018, with regard to hp 12c (platinum) - Resetting the Calculator.
How do I turn off the rpn on the screen (read...)

Sylvia wrote on 04-May-2018, with regard to HP10bii Troubleshooting.
Hi guys, when I am calculating the i/g my calculator is saying "no solution" (read...)

Anonymous wrote on 02-May-2018, with regard to HP 41cx Emulator.
To fix Exponent Display in Windows 10, Press Options, More Settings, Unclick TrueTypeFont (read...)

In replying to Henk Van Heerden who on 22-Apr-2014 wrote: Good day HP 41CX Emulator written by Warren Furlow. Release 7B. When I exit the V41 emulator the following message pops up. Unable to rename temporary file: V41TEMP.lod to HP-41CX.lod Kind regards Henk

Ralph Armstrong wrote on 28-Apr-2018, with regard to A quick note for new HP 10bii owner.
Were is the Iyr key? (read...)

Steve wrote on 19-Apr-2018, with regard to HP 10bII+.
I have 2 identical HP 10b11 + calcs To do a simple calculation reveals a diff answer on both calculators; ex1) PV = -1000, I/YR = 10%, N = 1, PMT 0, FV? Answer: $1100 correct. ex 2)Same ques. as above...Ans: 1,008.33 ?? the 2nd answer represents only 1 month of yield vs 1 year. Stumped: What has to change on ex2 (read...)

Anonymous wrote on 13-Apr-2018, with regard to hp 10bII - Resetting.
It works. Thank you. (read...)

In replying to Anonymous who on 09-Feb-2016 wrote: Hi! So i had the same problem with the factory setting of 10bii+. Its because its calculating as monthly instead of yearly. If you would like to change that press 1, red down shift, and p/yr (the pmt button). If you want to revert back to monthly, 12 periods per year, press 12 instead on 1 in the instruction above.

Anonymous wrote on 13-Apr-2018, with regard to hp 10bII - Resetting.
Thank you (read...)

In replying to Arsh who on 04-Feb-2018 wrote: Hi I am entering this sequence 1151.65 PMT 60 INPUT Ammort === itโ€™s giving me 69,099.00 instead of 161,706.07

Anonymous wrote on 12-Apr-2018, with regard to HP 10bII+ Plus Keyboard Reference.
key strokes for 5 year 0 cash flows and 5 year the same cf (read...)

Amy wrote on 12-Apr-2018, with regard to hp 10bII - Tutorial Varying Cash Flows.
0 cash flow for 10 years, and then 250,000 per year for 25 years, find NPV, what is the key strokes for that. (read...)

Amy wrote on 12-Apr-2018, with regard to hp 10bII - Tutorial Varying Cash Flows.
getting rusty, how about the keys strokes for 10 years no payments and at 11 years, regular payment say, 50,000 a year for 25 years, find the NPV, need to know the key strokes (read...)

Anonymous wrote on 11-Apr-2018, with regard to What is TVM (Time Value of Money)?.
thanks for the tip on the p/yr default 12 (read...)

Tcj wrote on 08-Apr-2018, with regard to hp 10bII - Resetting.
can i know did you solve this problem? (read...)

In replying to Tshilidzi who on 04-Nov-2017 wrote: My calculator displays 3 zeros and the downward and upward sign on the screen. Thats all it displays, the bottons are not working. I tried everything in terms of resetting it nothing works help.

Anonymous wrote on 31-Mar-2018, with regard to HP Prime with StreamSmart 410.
How do I go about buying an HP data logger 410 with Fourier Sensors to connect to my HP Prime Calculator? (read...)

Amitay wrote on 29-Mar-2018, with regard to hp 33s - Resetting.
I followed instructions as described, with coins and paper clips. I do get the massage MEMORY CLEAR. than, pessing the C button will not affect. The masage is still there. Seems the C button in not reacting. What else can I do ? thanks! (read...)

Anonymous wrote on 28-Mar-2018, with regard to Blaise Pascal - first digital calculating machine.
sat here in my IT lesson at CMS and i absolutely adore this page! 11/10! woohoo! (read...)

Anonymous wrote on 23-Mar-2018, with regard to Blaise Pascal - first digital calculating machine.
Well with schools not letting students use calculators this invention has/will become useless (read...)

John wrote on 17-Mar-2018, with regard to Changing the HP10BII Periods per Year Setting.
Tnx this has assisted a lot (read...)

Ryuuzaki wrote on 14-Mar-2018, with regard to Changing the HP10BII Periods per Year Setting.
Thank you so much!!!! (read...)

Anonymous wrote on 07-Mar-2018, with regard to hp 12c (platinum) - Changing the Display from a Comma to a Decimal Point.
Thank You. I've had this 12C since 1982 and that's the first time this has happened. (read...)

Anonymous wrote on 06-Mar-2018, with regard to Charles Babbage .
THE MACHINE IS TOOOOOO BIG! (read...)

In replying to Anonymous who on 22-Feb-2018 wrote: Yeah, so much information here.

Thomas Tan wrote on 05-Mar-2018, with regard to Bras Basah Complex - Prestige Time.
Am looking for a graphing calculator TI-Nspire CX CAS. Do you carry them and how much it cost? (read...)

Celia wrote on 02-Mar-2018, with regard to HP10bii Troubleshooting.
JIM!!! did you ever figure this out? we are working on the EXACT problem and i died when i saw your question. We are having the SAME issue. What did you find out? was it a booklet typo? (read...)

In replying to Jim who on 08-Dec-2017 wrote: I'm doing a sample test and the answer key tells me what to do. However, I'm still a couple dollars off. They say: Set your calculator for the beginning of the period. Input the following data: PMT = 1,200 (monthly payment) n = 198.72 (number of years between age 65 and 81.56, then multiplied by 12 months) i = .41667 (interest rate divided by 12) FV = 0 (enter 0 for the parameter you are not solving). Hit the PV (present value) button. We find that the present value of the monthly payments is $161,759. Their ...

Grant Collins wrote on 01-Mar-2018, with regard to Charles Babbage .
yes (read...)

G wrote on 27-Feb-2018, with regard to Leonardo da Vinci - first conceived mechanical calculator .
You are literally a piece of shite (read...)

In replying to G who on 27-Feb-2018 wrote: Feck off

Anonymous wrote on 27-Feb-2018, with regard to Leonardo da Vinci - first conceived mechanical calculator .
Please don't swear on my Minecraft server (read...)

In replying to G who on 27-Feb-2018 wrote: Feck off

G wrote on 27-Feb-2018, with regard to Leonardo da Vinci - first conceived mechanical calculator .
Feck off (read...)

In replying to Anonymous who on 26-Feb-2018 wrote: Why is this loser sitting next to me?

Anonymous wrote on 26-Feb-2018, with regard to Leonardo da Vinci - first conceived mechanical calculator .
Why is this loser sitting next to me? (read...)

G wrote on 26-Feb-2018, with regard to Leonardo da Vinci - first conceived mechanical calculator .
Shut yo big black mouth (read...)

In replying to Anonymous who on 26-Feb-2018 wrote: lol loser

Anonymous wrote on 26-Feb-2018, with regard to Leonardo da Vinci - first conceived mechanical calculator .
lol loser (read...)

G wrote on 26-Feb-2018, with regard to Leonardo da Vinci - first conceived mechanical calculator .
Ok Honey (read...)

In replying to Anonymous who on 17-Sep-2017 wrote: tuch my penez

G wrote on 26-Feb-2018, with regard to Leonardo da Vinci - first conceived mechanical calculator .
I will maim your entire family (read...)

Anonymous wrote on 22-Feb-2018, with regard to Charles Babbage .
Yeah, so much information here. (read...)

Ron wrote on 19-Feb-2018, with regard to HP Calculator Timeline.
All of Hp's graphing calculators do what you ask. Currently, only the Hp Prime is currently manufactured. (read...)

In replying to Emmanuel Okoro who on 19-Feb-2018 wrote: Which Hp calculator does mathematical, scientific calculations as well as plot graphs?

Emmanuel Okoro wrote on 19-Feb-2018, with regard to HP Calculator Timeline.
Which Hp calculator does mathematical, scientific calculations as well as plot graphs? (read...)

Emmanuel Okoro wrote on 18-Feb-2018, with regard to HP Calculator Timeline.
Which Hp calculator does mathematical, scientific calculations as well as plot graphs? (read...)

Liz wrote on 17-Feb-2018, with regard to How to use an Abacus.
any HP48 connectivity for Linux? (read...)

Ron wrote on 15-Feb-2018, with regard to HP 50g ROM Update.
Not many benefits for the risk of turning your Hp 50G into a brick. However the best way is to install/update from an SD card. You are aware that the Hp 50G has already been beta tested as the Hp 49G+, so even the original ROM on the Hp 50G was pretty good. (read...)

In replying to Celso Cipolato who on 12-Feb-2018 wrote: What are the benefits I get when updating ROM of my HP 50 G?

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