Digital Sum के इस Concept से होगी Calculation Seconds में | Vedic Maths tricks for fast calculation

Digital Sum or Digit Sum or C9 method is an amazing technique of vedic mathematics that can be used for faster calculations. These tricks are beneficial for competitive exams like ssc cgl ibps po and clerks group d railway etc Shakuntala Devi was asked to find the 23rd root of a 201 digit number. She found the answer in 50 seconds. After a lengthy program was written and 13,000 instructions were fed into a computer the machine gave the same answer, but it took a full minute.