## Subtraction Without Borrowing: Subtraction by Addition:

In our Math Tip last week, we showed one method of avoiding borrowing in subtraction. This is important not only to facilitate mental calculation but more importantly, it will minimize possible errors due to striking out or rewriting the figures…

## Subtraction without Borrowing: Subtraction by Steps

Subtractions which do not require regroupings or “borrowings” can be easily solved mentally. There are simple techniques which can help us avoid “borrowing. The first of these is what I called “Subtraction by Steps” in my book “25 Math Short…

## All from 9 and the Last from 10

The ten’s complement of a number tells us how far it is from the next higher power of 10.  In our example, this is obtained by subtracting 847,536 from 1,000,000. Quickly finding this 10’s complement is important in many arithmetic…

## Completing the Whole

Vedic Math is based on how the mind naturally works. While we were trained to add from left to right or from top to bottom, our brain tells us that it is oftentimes easier to to get the total of…

## Perpetual Calendar

Masaganang Bagong Taon sa Inyong Lahat! Beginning this year MATH-Inic Philippines in partnership with Palawan Pawnshop-Express Pera Padala will post a “Math Tip for the Week” in our websites and Facebook pages.   We will start with techniques which can…