Ordinary integers are whole numbers including positive whole numbers like 1, 2, and 3; negative whole numbers like –1, –2, and –3; and zero. So imaginary numbers aren't integers. read more
Ordinary integers are whole numbers including positive whole numbers like 1, 2, and 3; negative whole numbers like –1, –2, and –3; and zero. So imaginary numbers aren't integers. read more
Together, the positive and negative numbers form the integers: To make it easier to refer to these groups of numbers, mathematicians have invented a couple of special symbols: for the natural numbers and for the integers (from the German “Zahl” meaning number). read more
Real numbers are what we get when we combine all the irrational and rational numbers. These numbers are "real" because they're useful for measuring things in the real world such as money, distance, temperature, and Weight Watcher points. read more