Activity
Teaching Treasures Publications

Teaching Treasures: Year Two Timed Mental Math (Page 3)

For Students Pre-K - 1st Standards
Increase your addition and subtraction speed using this timed interactive worksheet. With just ten problems and five minutes, this worksheet is suitable for practice or as an assessment tool. Check your answers immediately.
Activity
Teaching Treasures Publications

Teaching Treasures: Year Five Math (Page 3)

For Students 3rd - 8th Standards
An interactive worksheet that focuses on adding and subtracting fractions. The worksheet covers concepts such as mixed numbers, reducing to lowest terms, and changing mixed numbers to improper fractions. Problems are set up horizontally...
Activity
University of Cambridge

University of Cambridge: Nrich: Napier's Bones

For Students 3rd - 8th Standards
Use this one page website to learn how to multiply and divide a "new" way. This method was invented over 400 years ago by John Napier. A detailed explanation is only a click away.