**This is the black and white version of DigitalMath**Can you add the numbers: 4, 9, 5, 8, 3, 7, 9 as fast as they are called? Can you multiply 48 x 8 or 89 x 7 quickly? If yes, congratulations-you belong to a very small minority. If no, you are like most people, not having acquired this skill even after years or decades of schooling. But there's hope. Using a revolutionary concept he calls DigitalMath, Dr Noel Kalicharan-mathematician and computer...