As I m a vedic maths teacher in an institute in India and i had related experience of about 4 years.I had done M.sc in physics and a great knowledge in vedic maths. Vedic maths is actually based on the tricks and various terms related to maths. So to understand vedic maths one must a great knowledge of maths. This is also very interesting method.we can calculate a large number od sums in just a second or a minute .so i think this will be very useful for our future generation. So be ready for this interesting and tricky method which not only save your time but also give you a great interest toward mathematics.