## 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…

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…

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…

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…

For our 12th MATH-Inic Special for Christmas, we will now show how we can use a base to make division easier. It would be difficult to solve our example, 12,014 ÷ 89, using long division because of the large digits…

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…

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…

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…