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What is a fraction?


The symbol means a: b, where The and B natural numbers and b nonzero.

We call:

of fraction;

The numerator;
B of denominator.

If The is multiple of B, then It is a natural number. Here's an example:

The fraction equals 8: 2. In this case, 8 is the numerator and 2 is the denominator. Doing the division of 8 by 2, we get the quotient 4. So, is a natural number and 8 is a multiple of 2.

For a long time, natural numbers were the only ones known and used by men. Then questions began to emerge that could not be resolved with natural numbers. Then came the concept of fractional number.

Next: The Meaning of a Fraction