Ever dreamt of solving math problems in your head with the speed of a calculator? Mental math might seem challenging, but ...

Florida Department of Education releases examples of math exercises they say teach critical race theory or Common Core. April 22, 2022 / 5:52 PM EDT / AP The Trials of Critical Race Theory .

There are examples on graphs and squared paper work, and the users of the book will have an abundant choice of exercises of modern type. Examples in Arithmetic. By C. O. Tuckey. Pp. xii + 241 + xxxix.