{"id":21002853,"url":"https://github.com/mobluse/aritm","last_synced_at":"2025-10-03T22:46:43.156Z","repository":{"id":29844030,"uuid":"33388805","full_name":"mobluse/aritm","owner":"mobluse","description":"Aritm trains you in simple mental calculation. This program teaches its users the addition, subtraction, multiplication, and division tables. 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Bonnier mikaelb@df.lth.se\" name=\"author\"\u003e\n  \u003cmeta name=\"description\"\n content=\"Aritm  -  trains you in simple mental calculation.\"\u003e\n  \u003cmeta name=\"keywords\" content=\"\"\u003e\n\u003clink rel=\"stylesheet\" href=\"mob.css\" type=\"text/css\" media=\"screen\"\u003e\n\u003c/head\u003e\n\u003cbody\u003e\n\u003c!-- counter-ord-lang --\u003e\n\u003cp\u003e\u003ca href=\"aritm-fin.html\"\u003e\u003cimg src=\"../images/fin.gif\"\n alt=\"Suomeksi\" class=\"flag\"\u003e\u003c/a\u003e\u003ca\n href=\"aritm-sve.html\"\u003e\u003cimg src=\"../images/sve1.gif\" alt=\"Svenska\"\n class=\"flag\"\u003e\u003c/a\u003e\u003ca\n href=\"aritm.html\"\u003e\u003cimg src=\"../images/enu1.gif\" alt=\"English\"\n class=\"flag\"\u003e\u003c/a\u003e\u003c/p\u003e\n\u003ch2\u003eAritm\u003c/h2\u003e\n\u003cp\u003e\n\u003c/p\u003e\n\u003chr\u003e\u003capplet code=\"Aritm.class\" archive=\"Aritm.zip\" height=\"174\" \nwidth=\"525\"\u003e\u003cparam name=\"bgcolor\" value=\"#CECECE\"\u003e\u003cparam name=\"text\" \nvalue=\"#000000\"\u003e\u003cparam name=\"lang\" value=\"en\"\u003e\u003cimg src=\"aritm.gif\" \nalt=\"Aritm\" height=\"174\" width=\"525\"\u003e\u003c/applet\u003e\n\u003ch3\u003eAritm 1.0.5\u003c/h3\u003e\n\u003cp\u003e\u003cb style=\"color: red;\"\u003eNews:\u003c/b\u003e Aritm now works in browsers with\nJava from OpenJDK (common on Linux). A version with sound-effects works\nin browsers with Java from Oracle or Microsoft: \u003ca \nhref=\"sun.audio/aritm.html\"\u003eAritm w/ \nsun.audio\u003c/a\u003e. Aritm is also\navailable as a free stand-alone Java application (AritmApp), and in that the\nsound-effects works with all Java-systems. Now you can get\n\u003ca href=\"https://mobluse.github.io/ticalc/#aritm\" target=\"links\"\u003eAritm\nfor TI-8x calculators\u003c/a\u003e and \u003ca href=\"http://df.lth.se.orbin.se/~mikaelb/microemu/all.html\" \ntarget=\"links\"\u003eAritm for mobile (cellular) phones\u003c/a\u003e.\u003c/p\u003e\n\u003cp\u003e\u003cstrong\u003eAritm\u003c/strong\u003e trains you in simple mental calculation.\nThis program teaches its users the addition, subtraction,\nmultiplication, and division tables. It employs a very effective\nmethod, which makes the process short with these useful tables. If\nyou know these tables it is much easier to follow the mathematics\neducation. Further more, you can use them in everyday situations,\nespecially if you also know rough estimate calculation. These tables,\nneither more nor less, is everything you need to know by heart,\nbecause there are manual methods for calculating with more\ncomplicated numbers. It is always good to do an Aritm workout before\nyou are going to a math test. Also, you can use Aritm to train\ncalculation in foreign languages. You can mix the problems anyway you\nlike, \u003ci\u003ee.g.\u003c/i\u003e you can choose addition and multiplication at the\nsame time.\u003c/p\u003e\n\u003cdl\u003e\n  \u003cdt\u003e\u003cb\u003eAddition\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003e\u0026nbsp;\n    \u003cdl\u003e\n      \u003cdt\u003e\u003cb\u003e1\u003c/b\u003e\u003c/dt\u003e\n      \u003cdd\u003eThe sum of two single digit terms.\u003c/dd\u003e\n      \u003cdt\u003e\u003cb\u003e2\u003c/b\u003e\u003c/dt\u003e\n      \u003cdd\u003eThe sum of one double digit and one single digit term.\u003c/dd\u003e\n    \u003c/dl\u003e\n  \u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eSubtraction\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003e\u0026nbsp;\n    \u003cdl\u003e\n      \u003cdt\u003e\u003cb\u003e1\u003c/b\u003e\u003c/dt\u003e\n      \u003cdd\u003eThe difference of two small terms.\u003c/dd\u003e\n      \u003cdt\u003e\u003cb\u003e2\u003c/b\u003e\u003c/dt\u003e\n      \u003cdd\u003eThe difference of one larger term and one smaller.\u003c/dd\u003e\n      \u003cdt\u003e\u003cb\u003eFrom\u003c/b\u003e\u003c/dt\u003e\n      \u003cdd\u003eThe problem is written M from N, instead of N-M.\u003c/dd\u003e\n    \u003c/dl\u003e\n  \u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eMultiplication\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eThe product of two single digit factors.\u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eDivision\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eThe quotient between two numbers. The dividend (numerator) is\nusually larger than the divisor (denominator).\u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eArabic\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eThe numbers is written using arabic digits, which properly should\nbe called european, since they do not look very similar to current day\narabic digits, but the system is the same even if the digit symbols are\ndifferent. That is 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. You can change\npresentation mode while you are working through the problems, but that\nmight be considered sheating.\u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eWords\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eThe problems are written in words. This literary mode is good for\ngetting the connection between spoken and written numbers.\u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eRoman\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eThe numbers are written in minimal roman notation. Learn more\nabout roman numbers in the documentation to the TI-82 program \u003ca\n href=\"https://mobluse.github.io/ticalc/#roman\" target=\"links\"\u003eroman.txt\u003c/a\u003e.\u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eStart/Stop\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eWhen you have checked which problems you want, you click \u003cb\u003eStart\u003c/b\u003e,\nand write the answer using digits and press Enter. If your answer is\nincorrect, you will get that problem again, later. If you want to end\nprematurely, click \u003cb\u003eStop\u003c/b\u003e. You should make about 10 problems per\nminute or more. If you find it too difficult, you may use the \u003ca\n href=\"https://mobluse.github.io/pocketcalc/\" target=\"pocketcalc\"\u003ePocket Calculator\u003c/a\u003e.\nIn the end you will know this anyway.\u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eLicense Info\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eAritm is open source and free/libre software according to GPL v3+, see \n\u003ca href=\"Aritm.java\"\u003eAritm.java\u003c/a\u003e. Donations to my PayPal account \nmikaelb@df.lth.se are welcome.\u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eComments Welcome\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eLicense questions, bug reports, and suggestions for improvements\non the program Aritm and this documentation is gratefully received by \u003ca\n href=\"https://github.com/mobluse/aritm/issues\"\u003eMikael Bonnier\u003c/a\u003e.\u003c/dd\u003e\n  \u003cdt\u003e\u003ca href=\"https://mobluse.github.io/aritm/acknowledge.html\"\u003e\u003cb\u003eAcknowledgements\u003c/b\u003e\u003c/a\u003e\u003c/dt\u003e\n  \u003cdd\u003eHere you will find a list of people I am grateful to.\u003c/dd\u003e\n  \u003cdt\u003e\u003cb\u003eDISCLAIMER\u003c/b\u003e\u003c/dt\u003e\n  \u003cdd\u003eTHIS PROGRAM COMES WITH ABSOLUTELY NO WARRANTY.\u003c/dd\u003e\n\u003c/dl\u003e\n\u003cp\u003e\u003cb\u003eThe program Aritm and this documentation is Copyright \u0026copy;\n1997\u0026ndash;2012 by Mikael Bonnier, Lund, Sweden.\u003c/b\u003e\u003c/p\u003e\n\u003cp\u003e\u003ca href=\"http://www.jars.com/\" target=\"_top\"\u003e\u003cimg\n src=\"../images/5perc.gif\" alt=\"Rated Top 5% WebApplet by JARS\"\n height=\"95\" width=\"115\"\u003e\u003c/a\u003e\u003cbr\u003e\n\u003csmall\u003e1997-Mar-15 #MB3-2\u003c/small\u003e\u003c/p\u003e\n\u003chr\u003e\n\u003ctable class=\"orbin\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c!a href=\"http://hem.passagen.se/orbinweb/index-enu.html\" \ntarget=\"links\"\u003e\u003cspan\u003eOrbin\u003c/span\u003e\u003c/a\u003e\u003cbr\u003e\n\u003cspan class=\"xsmall\"\u003eWeb Technology\u003c/span\u003e\u003c/td\u003e\n\u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n[\u003ca href=\"http://df.lth.se.orbin.se/~mikaelb/java.html\"\u003eJava applets\u003c/a\u003e] [\u003ca href=\"http://df.lth.se.orbin.se/~mikaelb/index.html\"\n target=\"_top\"\u003eMikael Bonnier's home page\u003c/a\u003e]\n\u003c/body\u003e\n\u003c/html\u003e\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmobluse%2Faritm","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmobluse%2Faritm","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmobluse%2Faritm/lists"}