Download Rational Numbers software

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Calcute
Capable free tape calculator. Evaluate non-trivial expressions like ln(1+2%) * sin(4 5/6)^7. Compact or full-size to edit the tape, re-calculate, cut/paste, save/restore. Select font, button size, show/hide keypad. Many features: see the help file.

AddUp
Powerful Calculator and Converter. Finance, Science, Date/Time Calculations, Numeric Bases (Binary, Octal, Hexadecimal), Statistics, Bit-Level Functions, Prime Numbers, Complex Numbers, Random Numbers. Editable Tape: Annotate, Save to File, Restore.

Sweet Girls screensaver
You're not alone anymore. Gorgeous ladies drawn in charcoal classics manner will introduce you to the new world of art, passion and relaxation as you see each of them appear in front of you and vanish slowly to let the other girl show herself!

MathAid College Algebra
Java based math course includes theoretical concepts, hands-on examples featuring animated graphics and live formulas, problem-solving lessons, and customizable real time tests with solutions and evaluations.

MathAid Algebra II
Tutorial contains basic concepts, interactive examples, and problems with randomly generated parameters. A customer is allowed to select chapters for a test, get the test review, and save the results. Especially useful in preparing for tests.

MathAid Precalculus
Tutorial contains basic concepts, interactive examples, and problems with randomly generated parameters. A customer is allowed to select chapters for a test, get the test review, and save the results. Especially useful in preparing for exams.

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