In the Maker Shed: Minty Boost USB Charger. Anagrams - StumbleUpon. Numbers Near Multiples Of Ten. It's fairly easy to multiply two numbers that are close to the same multiple of 10. The algorithm for doing it is called “Nikhilam Navatascaramam Dasata.” It is part of a system of algorithms and mnemonics to remember them, collectively known as “Vedic Math”, that was developed by Jagadguru Swami Bharati Krishna Tirthaji Maharaj in the early 20th century. The easiest way to explain the algorithm is to give examples, and explain the algorithm along the way.
Cool math trick: Converting between miles and kilometers. The Fibonacci sequence is made up of numbers that are the sum of the previous two numbers in the sequence, starting with 0 and 1.
It's 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144… 1 is 0+1, 2 is 1+1, 3 is 1+12, 5 is 2+3, and 8 is 3+5. The number after 144 is 233, or 89+144. The Fibonacci number describes the golden spiral, an ideal form much beloved by designerseverywhere.