A positive integer is a whole number greater than zero, and a negative integer is a whole number less than zero. Whole numbers are numbers without any fractions or decimals. These numbers are also called counting numbers.
Know MorePositive and negative integers have many uses in real life. The negative integer -16 may be used to describe a loss of $16 or 16 pounds. The positive integer +5 might be used to refer to a gain of 5 pounds. These numbers are also used with temperatures. The positive integer +32 is another way to say it is 32 degrees above zero, while the negative integer -3 is used to say it is three degrees below zero.
Learn more in AlgebraAn example of using an integer as an absolute value in real life is describing the distance, to or from something, using a whole number. For instance, someone would say they are 5 miles from Tucson or 5 miles past Tucson. In both cases, the person would be describing the distance as a positive number.
Full Answer >A non-perfect square is an integer whose square root is not a whole number. For example, 25 is a perfect square because its square root is 5, which is a whole number; however, 10 is a non-perfect square because its square root is a repeating decimal.
Full Answer >To do prime factorization, determine the smallest prime numbers that can divide evenly into the whole number. Use a factorization pyramid to help you visualize how prime numbers divide into a number.
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