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In some contexts, such as higher education, users need a scientific calculator better able to solve problems in science, technology and mathematics. Microsoft Mathematics is a very useful program in this regard. This featurerich application is capable of performing many advanced mathematical functions, from simple calculation to preliminary calculation. If you are looking for a similar alternative for Windows 10/8/7, try Red Crab. While in Windows 7 Calculator – Standard, Scientific, Programmer & Statistics, new functions and modes have been added, this scientific calculator does a little more.
RedCrab is a scientific and statistical calculator with a full screen formula editor. The portable calculator provides support for exponential and trigonometric functions and many statistical calculations. You can even save and load formulas to create a formula library.
Use the RedCrab calculator

 Download the zip file with a download size of 2.1 MB
 When the download is complete, doubleclick the program and run it.
RedCrab is fully portable and can therefore be started from an external data source such as USB without installation. If you start RedCrab from a USB stick, your settings are saved on the stick.
The math tool can use all basic functions as a conventional calculator. No training is required for this. Anyone who knows how to use a calculator can use RedCrab without reading the manual. The manual only describes the extended functions that a normal computer does not have.
RedCrab’s interface is quite simple and easy to understand. Options such as’Cut’,’Copy’,’Paste’,’Cancel’ and’Reset’ are accessible from the’Edit’ menu , while’Printers’ options are available from the’File’ menu .
Other menus like’Insert’ allow to insert image (file, text file, text box, result box, and diagram box directly in the main interface application. The keyboard is virtual and therefore requires text or symbol input by clicking instead of typing.
RedCrab :
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 Multidimensional data fields.
 30 new functions
 Statistical functions
 Matrix multiplication
 Display of results in tables
 Graphical representation (graphs)
RedCrab system requirements :
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