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Smell everything with Google Nose!

Just figured Google Nose (beta) in Google Search results, a great new feature which make you smell the things. Like how does a ‘wet dog’ smell and how do the ‘lemons’!

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Here is a promotional video of Google Nose (beta) from YouTube, which explains how can you smell things from your device! :D

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The Way To Prime

This animation image illustrates how to find prime numbers between 2 to 120. Not too mathematical this time, but sticky one. Hope you will enjoy it.

Finding Primes


Source: Unknown

MathBook > FaceBook

A comic via SpikedMath.com
Mathbook via SpikedMath.com

Credit Card Mathematics

What do you know about your credit card? Have you ever checked whether your Credit Card is valid or not?
See what Jess says about Credit Card Codes. It is a real fun.

I checked. And thanked god that my card was valid. Try it at your own!

My Favourite Math Comics-2 & 3

Just another way to Multiply

Multiplication is probably the most important elementary operation in mathematics; even more important than usual addition. Every math-guy has its own style of multiplying numbers. But have you ever tried multiplicating by this way?
Exercise:
88 \times 45=?
Ans: as usual :- 3960 but I got this using a particular way:
88            45
176          22
352           11
704            5
1408          2
2816          1

Sum of left column=3960

Thus, 88 \times 45=3960 (as usual).
You might be thinking that what did I do here. Okay, let we understand this method by illustrating another multiplication, of 48 with 35.

Step 1. Write the numbers in two separate columns.

48 \ 35

Step 2. Now, double the number in left column and half the number in right column such that the number in right column reduces to 1. If the number [remaining] in right column is odd, then leave the fractional part and only write integer part.

48 \ 35 \\ 96 \ 17\\192 \ 8\\384 \ 4\\ 768 \ 2 \\ 1536 \ 1

Step 3: Cancel out any number in the left column whose corresponding number in the right column is even.

48                       35
96                       17
192                      8
384                       4
768                       2
1536                      1

Step 4:Sum all the numbers in the left column which are not cancelled. This sum is the required product.

=1680

I agree this method of multiplying numbers is not easy and you’re not going to use this in your every day math. It’s a bit boring and very long way of multiplication. But you can use this way to tease your friends, teach juniors and can write this into your own NOTEBOOK for future understandings. Remember, knowing more is getting more in mathematics. [LOL] I don’t know who, silly else me, made this quote. :) Have Fun.

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