Microsoft Excel is a powerful spreadsheet program that can be used for a variety of tasks, including basic math. Here's how to use Excel as a calculator to perform basic arithmetic operations such as ...

Republicans faced mockery in the last few years for inventing their own words. Rep. Paul Ryan did them one better. He invented his own math. An hour after its birth, his budget was hailed as a ...

The present paper describes the success, the methods (mental, informal written, standard algorithm) and the strategies of informal written arithmetic to be observed when 300 elementary students worked ...