We Have More Than 40 Years of Experience. [email protected]
Get Price
Blog Center
  1. Home >
  2. Blog >
  3. Blog Detail

Shaking table of multiplication

Jul 10, 2013 Jul 10, 2013 The Multiplication Table Problem. What is the sum of all the entries in the standard 9-by-9 multiplication table? After their initial groan, I'm quick to remind students that we've learned a lot that might help us to solve this problem without having to slog through adding up all

Click avatar to contact us