TL:DR; Calculate the percentage of any number out of any number.
Calculate the percentage of any number out of any number.Great little tool to have on hand.
Rt-Plot is a tool to generate Cartesian X/Y-plots from scientific data. You can enter and calculate tabular data. View the changing graphs, including linear and non linear regression, interpolation, differentiation and integration, during entering.
Handy and useful expression calculator and converter with skins and lots of features
XLOPTIM, The leading optimization solver for Microsoft Excel. XLOPTIM solves your operational problems by providing the efficiency of LocalSolvers optimization engine directly inside your Excel worksheets.
