Our Math Special for today is one of my favorites because of its numerous applications. I first wrote about using the “Product of the Sums is the Sum of the Product (PSSP)” in my book “Algebra Made Easy as Arithmetic”…
The Vedic Math sub-Sutra, First by the First and the Last by the Last(FFLL) has varied applications in Mathematics. It can be used in full or in parts. In estimating products or quotients, we often use only “the first by…
The 17th Math Special for Christmas is about the Vedic Math sub-Sutra, “By Alternate Elimination and Retention”. To simplify solution of some problems, we sometimes ignore or temporarily eliminate some variables and retain only the others. One of the most common…
The divisibility rule for 9 can be extended for divisors composed entirely of 9s like 99, 999, 9999 etc. The rule for 9 is that “If the sum of the digits of the number is divisible by 9, then the…
MATH-Inic Philippines in partnership with the Institute for the Advancement of Vedic Mathematics will hold the 4th Inspirational Maths from India (IMI 4) webinars on Dec 4-5 and 11-12, 2021. This year’s edition of the annual event sponsored by Palawan…
Grade school children are required to know by heart the divisibility rules for numbers such as 2, 3, 4, 5, 7, 8, 9, 10 and 11. A non-conventional, but logical method, to determine the divisibility of a number is by…
All grade-school learners are taught that “a number is divisible by 9 if the sum of its digits is divisible by 9”. However, only a few are taught that there is no need to divide. If the digit sum has…
About sixty years ago, I learned the “long” division method from my teachers at the San Roque (now Manuel Roxas) Elementary School in Cavite City. I often wondered why this is called as such when we were not taught the…
Just as the complements of numbers below powers of ten are used in Nikhilam or base multiplication, we will now show how we can use those complements to make division easier. In cases where the divisor is a little more…
Nikhilam or base multiplication is a very fast and easy way to get the product of two numbers near powers of 10. It got its name from the sutra Nikhilam Navatascaraman Dasatah meaning All from 9 and the Last from…