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Calculator




Can You Help With These Problems?

  • Posted by aracquet on Oct 6th, 2008 at 10:28pm

    logarithms
    how do you work them on the calc
  • Posted by fredrobertson on Oct 6th, 2008 at 7:25pm

    INK Roller
    Cannot locate new Ink Roller for HR-150TE Printing Calculator. Tried Office Depot and Office Max with NO LUCK.
  • Posted by djgorm2 on Oct 6th, 2008 at 4:16pm

    putting in the paper roll
    havving trouble putting in the adding paper roll
  • Posted by kandy2023 on Oct 6th, 2008 at 1:08pm

    diagram to replace ribbon
    replacing ribbon
  • Posted by turneyr on Oct 6th, 2008 at 10:21am

    ribbon
    I need a manual and new ribbon for this calculator.
  • Posted by hbower on Oct 6th, 2008 at 10:14am

    Subtraction
    How do you subtact numbers on this calculator?
  • Posted by vicki on Oct 5th, 2008 at 12:32pm

    Can't load paper
    How do I load the paper?
  • Posted by noelle.stgeorge on Oct 5th, 2008 at 11:20am

    permutation
    How do you use permutation nPr...and nCr
  • Posted by cindy on Oct 3rd, 2008 at 1:01pm

    Changing Tax rate
    I need to change the tax rate in this calculator & don't remember how.
  • Posted by choff300 on Oct 3rd, 2008 at 10:55am

    Programming
    Don't know how....No Manual
  • Posted by left00300 on Oct 2nd, 2008 at 8:07pm

    left00300@aol.com
    Need a copy of manual please!
  • Posted by chrissynikkilaw on Oct 2nd, 2008 at 4:23pm

    Geometry
    How to find the sine cosine and the tangent
  • Posted by lori.hartnup on Oct 2nd, 2008 at 3:10pm

    Button Batteries
    What button batteries does the EL-509S calculator use? Employee got rid of the old batteries.
  • Posted by losper1 on Oct 2nd, 2008 at 7:01am

    display in fractions
    How do I stop my fx-85ES displaying answers in fractions eg.2.2x2.2 = 121

    25

    Instead of as a decimal? _
  • Posted by john.kastenholz on Oct 1st, 2008 at 6:25pm

    Problem
    When I turn the ON switch to PRINT I get a backspace arrow on the far left of the screen and a zero on the far right, but none of the keys engage. In other word it's dead. How to get rid of the backspace arrow? It works normally if I do not want it to print.
  • Posted by omatnat on Oct 1st, 2008 at 4:09pm

    P23-DH V
    I need to know how to operate the "tax+" button, to reset tax to a higher number,

    misplaced the manual. Thanks.
  • Posted by ray on Oct 1st, 2008 at 3:16pm

    Help Request
    Won't print the third number ie. 300.00 prints 00.00
  • Posted by jagjose on Oct 1st, 2008 at 10:13am

    need to ceck the manual
    Just want see some instruccions
  • Posted by math runner on Sep 30th, 2008 at 8:41pm

    doing calculus
    in calculus class we've been doing alot of stuff with our calculators and i can't figure out how to find the derivative with my calculator or how to use the dot mode so it just shows dots on the graph or how to put less than or greater than signs within an equation like we're having to do for some o…
  • Posted by camilov.gallardo on Sep 30th, 2008 at 6:43pm

    Need a user manual
    I lost the user manual and need to order one
  • Posted by jimcobber on Sep 29th, 2008 at 9:38pm

    Need manual
    I need a manual
  • Posted by khgarris on Sep 27th, 2008 at 4:47pm

    tax rate button
    how do you set it
  • Posted by strangerg on Sep 27th, 2008 at 3:02am

    display
    display dark after long period of inactivity. how is it adjusted
  • Posted by tmycha01 on Sep 25th, 2008 at 3:53pm

    How do i reprogram this caulculator
    my brother took both the batteries out because they were dead and he also took the small battery out as well and now it isn't working.
  • Posted by tmycha01 on Sep 25th, 2008 at 3:53pm

    How do i reprogram this caulculator
    my brother took both the batteries out because they were dead and he also took the small battery out as well and now it isn't working.
  • Posted by traci on Sep 25th, 2008 at 1:24pm

    DATE STAMP
    How do I set the date stamp on my calculator?
  • Posted by drllpn02 on Sep 24th, 2008 at 2:40am

    manual
    need instruction manual
  • Posted by zulub on Sep 23rd, 2008 at 10:02am

    Sansui Use manual
    Please send me a calculator manual for Sansui CA-933.
  • Posted by jpnavik on Sep 23rd, 2008 at 9:47am

    User mannual
    I lost my user nannual
  • Posted by dmartineztorres02 on Sep 23rd, 2008 at 9:27am

    manual
    I want a manual of this calculator
  • Posted by vivifitz on Sep 22nd, 2008 at 12:01am

    need to know?
    I need to know how to load the paper?
  • Posted by jw40 on Sep 21st, 2008 at 2:43pm

    troubleshoot
    will not print
  • Posted by hopps411 on Sep 20th, 2008 at 11:20pm

    Trying to set date
    trying to set the date on the adding machine. Any help would greatly appreciated.
  • Posted by mommamariam on Sep 20th, 2008 at 4:27pm

    changing tax rate
    could you please tell me how to set the tax rate so that it automatically figures it for me. Thanks
  • Posted by lyles235 on Sep 20th, 2008 at 1:33am

    INK CARTRIDGE
    HOW DO YOU PUT IN THE CARTRIDGE?
  • Posted by aman2c on Sep 18th, 2008 at 7:37pm

    I NEED HELP BAD
    when i press down to close my camera it pop's back open. it pop's back open when there is nothing in it and when something is in it. and then the baterry dont hold a cgare for very long.
  • Posted by leeboy on Sep 18th, 2008 at 5:04pm

    Owners Manual
    Don't have a manual
  • Posted by alwaysworkingny65 on Sep 17th, 2008 at 1:32pm

    Instruction Manual for TI-34II
    I can't find the instructions, and the website did not have the TI-34II listed please tell me how I can find these instructions
  • Posted by mtdr25 on Sep 16th, 2008 at 7:35pm

    "HEX" problem
    Somehow a button got pushed on my calculator and now "HEX" shows up in the middle of the screen all the time and I cannot change it back. The issue is that this function apparently throws off the correct answers.
  • Posted by greengacl on Sep 15th, 2008 at 12:35pm

    RATE EXCHANGE
    HOW TO SET EURO RATE
  • Posted by rajkeo on Sep 15th, 2008 at 4:22am

    manual
    we want operating manual of above product
  • Posted by joe.lundy on Sep 12th, 2008 at 7:58pm

    I can't get any statistical calculation to work.
    I need to see an example of any simple statistical calculation.
  • Posted by helenng1958 on Sep 12th, 2008 at 6:33pm

    Lost the owner's manual
    Dear Sir/Madam:



    How are you? I bought the HP 10B2 Financial Calculator a few months ago. I seems to misplace it and I really don't have the time to go through my whole house to look for it.



    Could you be kind enough to send me another copy through mail or email to me as soon as possible?



    M…
  • Posted by tanya on Sep 12th, 2008 at 5:55pm

    Struck by current?
    Our lights went out for the hurricane and all of this model calculators do not work now. Is there a simple solution to this problem or did they get struck by some type of current?
  • Posted by francine_brown on Sep 12th, 2008 at 4:30pm

    how to operate the calculator
    need operator manual
  • Posted by cvolllmer on Sep 12th, 2008 at 11:39am

    replacement paper holder
    Paper holders are missing on four or five of our calculators and I need to see if I can buy replacements.
  • Posted by rinacazurin on Sep 12th, 2008 at 8:16am

    User Manual
    Financial Calculator User Manual
  • Posted by ecodillajr on Sep 11th, 2008 at 11:41am

    manual
    manual
  • Posted by lgautier on Sep 10th, 2008 at 9:35am

    Tax
    Can do you program the tax keys?
  • Posted by dustbinofhistory on Sep 8th, 2008 at 9:59pm

    ?
    HOW DO YOU USE THIS PRODUCT?
  • Posted by bhall002 on Sep 8th, 2008 at 12:00pm

    manuel
    Please send me the manuel

    for model mentioned above.
  • Posted by smudgiemom on Sep 8th, 2008 at 10:33am

    need ink
    I have an older electonic calculator and it needs ink. also may have purchased wrong size paper how do I find these things.
  • Posted by poscopy on Sep 8th, 2008 at 3:30am

    quality print prroblems
    print digits and points
  • Posted by sweet_avdesh on Sep 8th, 2008 at 2:05am

    how to use
    sir please tell me to use this cal...
  • Posted by pkf336 on Sep 6th, 2008 at 1:13pm

    ink
    where can I find replacement ink cartridge
  • Posted by curliewhirliegirlie on Sep 6th, 2008 at 11:42am

    Modulus Graphs
    how can i draw a Mod. Graph on this calculator. I simply can't remember what to press to get a mod instead of an average graph?

    Any help?
  • Posted by kennerley on Sep 5th, 2008 at 7:33pm

    loading paper
    can't load paper, need manule to show how to load the paper, thank you

    linda
  • Posted by iwalker2 on Sep 3rd, 2008 at 10:33pm

    Manual
    Need Manual
  • Posted by gbloom on Sep 3rd, 2008 at 5:41pm

    converting to radians
    I am wondering how I convert my answers to radians?
  • Posted by gbloom on Sep 3rd, 2008 at 5:41pm

    converting to radians
    I am wondering how I convert my answers to radians?
  • Posted by danacapes09 on Sep 2nd, 2008 at 5:05pm

    math
    3x2+2x-8=0 How can I input this info on my calculator? When I hit = it gives an error sign...
  • Posted by landon_humphrey on Sep 2nd, 2008 at 9:53am

    Need Manual
    Need Manaul for HP 20s
  • Posted by kamouellette on Aug 31st, 2008 at 9:49am

    won't work
    I've changed the batteries out and I still have a black screen.
  • Posted by jakershaw on Aug 30th, 2008 at 11:01pm

    need manual
    lost ti84 silver plus manual
  • Posted by mikeg on Aug 30th, 2008 at 6:36am

    fractions
    How do I display fractions on the calculator instead of decimal.
  • Posted by bjhaley3 on Aug 28th, 2008 at 2:53pm

    Setting time and date
    I would like to know how to set the date and time.
  • Posted by new.bob on Aug 28th, 2008 at 12:32pm

    TAX+ TAX_
    How to set tax+ and tax- on calculator as manual lost
  • Posted by jingham on Aug 28th, 2008 at 7:49am

    calculating perc3ntage wrongly
    correct settings for calculating percentage correctly
  • Posted by ivon on Aug 28th, 2008 at 2:01am

    manual of Casio fx-451
    I am looking for the manual of Casio fx-451, could you help me? Thank you.
  • Posted by ajh on Aug 27th, 2008 at 11:42pm

    I am looking for the manual of this model
    Can you help me allocate this manual?

    I love this machine but I do need a manual to enjoy it more. Thank you!
  • Posted by jennyxyz2003 on Aug 27th, 2008 at 8:51pm

    manual
    i like to have a manual for casio FX-9750 GA Plus
  • Posted by meh2305 on Aug 26th, 2008 at 8:50am

    Reset?
    My calculator will not turn on and I wanted to try and reset it. How to I do that?
  • Posted by steven on Aug 24th, 2008 at 8:21pm

    Manual
    I need the manual for this Calculator
  • Posted by peggyreed on Aug 24th, 2008 at 7:56pm

    how to load paper
    i can't get the paper loaded
  • Posted by jaloco5 on Aug 24th, 2008 at 3:58pm

    paper & ink
    don't remember how to load paper and new ink
  • Posted by kari on Aug 22nd, 2008 at 3:26pm

    LOADING PAPER
    CANT LOAD THE PAPER. need manual
  • Posted by tonjatiny on Aug 21st, 2008 at 11:21pm

    square roots
    how do you input the square roots problem
  • Posted by benedictomonroy on Aug 21st, 2008 at 7:50pm

    Normal Distribution, Statistics
    There is a variable 't' I do not understand what it does reffer to. Doesn't seem to be the 't' of Student. Also it seems to be the normally called 'z' on the Normal Distribution; and it is when you are talking of P(t), Q(t) and R(t). Please, let me know what it exactly is.



    Best regards,



    B. Mon…
  • Posted by digitwolf_3 on Aug 20th, 2008 at 5:02pm

    manbual
    lost manual
  • Posted by charles on Aug 19th, 2008 at 12:13pm

    manual
    need manual
  • Posted by manfred.molomo on Aug 19th, 2008 at 8:11am

    Looking for a manual for EL-735
    Could you HELP ME find the manual for Sharp calculator EL-735
  • Posted by klewisunf on Aug 18th, 2008 at 11:14pm

    BIN
    I can't type anything on the calculator. BIN is shows on the top of the screen and I can't get it off.
  • Posted by demorphy on Aug 18th, 2008 at 10:07pm

    PRODUCT MANUAL
    PRODUCT MANAUL FOR BUSINESS/FINANCIAL CALCULATOR EL-735
  • Posted by cat91aps on Aug 18th, 2008 at 8:35pm

    manual
    manual
  • Posted by arb1234 on Aug 18th, 2008 at 4:38pm

    Setting Time and Date Stamp
    How do I set time and date on this calculator? Manual is missing
  • Posted by annb1034 on Aug 18th, 2008 at 8:44am

    paper insert
    putting paper in machine
  • Posted by rwv433mi on Aug 17th, 2008 at 12:04pm

    NEED MANUAL
    NEED MANUAL TO CHANGE INK
  • Posted by carito26045 on Aug 16th, 2008 at 3:54pm

    HOW CAN I CHANGE THE INK???
    HOW CAN I CHANGE THE INK???
  • Posted by kevsjohn on Aug 15th, 2008 at 11:51am

    paper problem
    the printing paper will not come out on its own.
  • Posted by pigmeo40 on Aug 15th, 2008 at 10:07am

    manual
    manual
  • Posted by dmotley on Aug 14th, 2008 at 11:25pm

    Repair
    Calculator not working who does repairs and could I get a manual
  • Posted by rdawson40 on Aug 14th, 2008 at 8:46pm

    lost owners manual
    lost owners manual
  • Posted by saltt on Aug 13th, 2008 at 7:33pm

    setting decimal places
    How do I take the calculator out to 4 decimal places? It is currently set at 2.
  • Posted by jthornto on Aug 13th, 2008 at 12:25pm

    Manual
    I need a manual for this calculator
  • Posted by sallred on Aug 13th, 2008 at 10:49am

    setting time & date
    can I get an owner's manual on line?
  • Posted by bluechow1986 on Aug 13th, 2008 at 4:11am

    matrix
    donno how to use matrix
  • Posted by littlemomma1351 on Aug 12th, 2008 at 12:03pm

    USER MANUAL
    CAN NOT SET THE TIME AND DATE
  • Posted by lesleewilliamson on Aug 11th, 2008 at 6:00pm

    placing the decimal
    how do i get this adding machine to automatically place the decimal two over from the right?
  • Posted by gbaratel on Aug 11th, 2008 at 3:40pm

    calculator manual
    I lost the ti32 old calculator manual, and I need this

    Could you help me ?
  • Posted by angkolandy on Aug 11th, 2008 at 12:22pm

    calculator
    dx-12v 12digit

    how to operate

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