จำนวนเต็ม
Also known as whole number, integer number, integral number
thumb|upright=1.25|The integers arranged on a number line
AI overview
An integer is a whole number that can be positive, negative, or zero—like –3, 0, 5, or 100. Integers are fundamental in mathematics and everyday life because they're used for counting, measuring, and solving problems that don't involve fractions or decimals.
AI-generated from the Wikipedia summary — may contain errors.