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use in counting
It is real, rational, integer and whole but not irrational nor counting.
No. Rational numbers are those numbers that can be expressed as a ratio of two integers. 2.4, for example, is a rational number (it can be written as the ratio 12/5), but not a counting number.
Rational counting involves matching each numeral name in order to an object, example "1penny, 2 pennies" Rote counting is reciting the numerals in order from memory "1,2,3,4,5 6,7,8,9,10".
-3 is a real, rational, whole integer. But then, -- All integers are real rational whole numbers. -- All whole numbers are real rational integers. -- All rational numbers are real. -- All counting numbers are real, rational, whole integers.