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What is fractional mathematics?
Natural number: natural number, also called positive integer. The number of natural numbers is infinite.

Simply put, it is an integer greater than or equal to zero.

Score: divide the unit 1 into several parts on average, and take some of them.

Integer: We call positive integers, 0 and negative integers integers.

Positive number: a number greater than 0.

Negative number: a number less than 0.

Greatest common divisor: The greatest common factor of these numbers

Least common multiple: the smallest multiple of these numbers * * *