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A positive real number is any natural, integer, rational, or irrational number x such that x>0. In other words, the real numbers indicated by with or without positive sign (+) is known as Positive Real Number. Positive Real numbers are indicated by R+ mathematically.
For example R+ = {1, 2, 3, 4, 5, .....}
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What are differences between natural numbers and real numbers?
Natural numbers extend from 1 to positive infinity.Real numbers are all numbers between negative infinity and positive infinity.ALL natural numbers are real numbers, but NOT ALLreal numbers are natural numbers.
Are all real numbers positive?
no, only some of them,
Is a negative fraction a real number?
Yes. Real numbers include positive and negative numbers, integers and fractions, rational and irrational numbers.
When does two negatives make a positive?
When two negative real numbers are multiplied together, the product is a positive real number.
Is there a positive real number that closest to zero on the number line?
Real numbers include fractional and decimal numbers. So the closest-to-zero positive real number would be 0.00000000...001; that is, an an infinite number of zeros between the decimal and the 1.
