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What Kind of Number Am I?
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Everything in the universe comes down to numbers. There's a baffling mathematical symmetry to everything no matter how disorganized and chaotic it is. Numbers lie at the center of everything! But what numbers? Take the quiz and see what ones you know!
What Are Prime Numbers, and Why Do They Matter?
science.howstuffworks.com/math-concepts/prime-numbers.htm
You may remember from math class that a prime number is a number that can only be divided by 1 and itself. But why are they important anyway?
Making a Toll-Free Call? How These Numbers Work
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Toll-free numbers are free for callers, making them ideal for businesses. Learn how toll-free numbers work at HowStuffWorks.
What Is the Real Number System?
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Real numbers are the opposite of imaginary numbers and include every number you can think of.
How to Make a Number Line for the Classroom
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A number line is a pictorial representation of real numbers. It is most commonly used in elementary math classes to help students compare numbers and perform arithmetic operations like addition, subtraction, division and multiplication.
What Is Number Theory?
science.howstuffworks.com/math-concepts/number-theory.htm
For many of us, a number is just a number, a bit of information that tells you, say, what time it is. But mathematicians look at that same number and divine relationships that underlie nature itself. Ready to enter the trippy world of number theory?
6 Mysterious Numbers in the Bible and What They Mean
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The Bible is full of numbers that often get repeated, like 7, 12 and 40. Why is this and do these numbers have any special hidden meanings?
What Is Avogadro's Number?
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That's one seriously big number, and technically Amedeo Avogadro didn't even come up with it. So how did the Italian chemist make such an indelible (numerical) mark on the wonderful world of chemistry?
What Is the Biggest Number? 6 Astronomical Contenders
science.howstuffworks.com/math-concepts/biggest-number.htm
As a child, when trying to come up with the biggest number possible, you might have said "infinity plus one." While technically infinity is the largest number because you cannot run out of numbers, the biggest numbers that we know of are still difficult to count but a bit more quantifiable.
What Does it Mean When You See Angel Numbers?
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/angel-numbers.htm
It's 11:11 on your phone's clock. This is what's known as an angel number. Is the universe trying to send you a message?