## Math is Fast #2

How many of these can you solve quickly (and without using pen and paper) A teacher gave her students 3 pieces of rambutan each and had 18 left. If she wants to give her students 5 each she would need…

## MTAP Review: Grade 4 – 6

Grade 4 MTAP Questions 1. Admission tickets to a variety show cost P80 for adults and P50 for kids. The ratio of adults to kids 5 ∶ 2. If they paid a total of P10,000, find the number of adults…

## MSC #18 – The First by the First and the Last by the Last

The Vedic Math sub-Sutra, “First by the First and the Last by the Last”(FFLL) has varied applications in Mathematics. When adding whole numbers in a column, we align the numbers by their last digits. Many divisibility tests require that we…

## DEVELOPING DIVISIBILITY RULES FOR ANY DIVISOR

Yesterday, I read a post here in Facebook about a 12-year old Nigerian boy, Chika Ofili, who received a special recognition for discovering a new formula for divisibility by 7, while doing his holiday assignment. The book they are using…

## MSC #11 – Base Multiplication

Vedic Mathematics use base multiplication extensively. Also called “Nikhilam” multiplication because it uses “All from 9 and the Last from 10”(see MSC #2) in determining the 10’s complements of the factors. Although other bases may be used, multiplications near powers…

## Math is Fast – MSC #1: By One More Than the One Before

What is the value of 23.512 to the nearest whole number. Ans: The decimal part, 0.512 is more than half of 1, so the nearest whole number is one more than 23, the number before it, or 24. 2. What…