Types of Numbers Topics

We'll tell you what the main idea is. We use numbers to solve problems. A simple problem such as "If Ellen has 3 walls on which to watch the paint dry, and she watches 1 of them, how many walls are...

Yo—Shmoop, represent.You may not realize it, but you are already quite good at recognizing a variety of different symbols that all represent, or stand for, the same number or concept. For example...

Your Teacher May be a Complex Person, but She Likes Her Fractions SimplifiedAs you now know, there are infinitely many ways to express any particular fraction. Even more if you speak Spanish. Howev...

In order to multiply or divide with mixed numbers, turn the mixed numbers into fractions first. Just wave your wand over the top of them, whisper the magic incantation, and poof! Or, you can conver...

A decimal is another way of representing a real number. Many numbers that can be written as fractions can also be written as decimals, and vice versa. Sometimes it makes more sense to work with a...

A percent is an abbreviation for a fraction where the denominator is 100. "%" means "over 100." So that 64% you got on your history pop quiz last week? Yeah - that wasn't actually out of 70, sorry...

Compare ThemWhen comparing real numbers, it can help to think of the number line. Ah, how fondly we remember it. Our favorite line of all the lines. The numbers on a number line get bigger as we go...

The words "even" and "odd" have several meanings in mathematics. If we're talking about numbers, an even number is a number that is divisible by 2 with nothing left over. Yes, it's a major bummer...

A sequence of numbers is an infinite list of numbers. The individual numbers in a sequence are called terms. If you can wrap your head around a sequence, that may be referred to as "coming t...

All right, Shmoop. I've humored you for long enough. I've looked at all your silly diagrams, read your silly guide and done your silly exercises. So what's the payoff? Am I ever actually going to u...