Q:
# Is zero an integer?

Zero is an integer. An integer is defined as all positive and negative whole numbers and zero. Zero is also a whole number, a rational number and a real number, but it is not typically considered a natural number, nor is it an irrational number.

Continue ReadingA natural number is a number used in counting. The set of natural numbers begins with one. A whole number is the set of natural numbers plus zero. Integers go a step further, by adding whole numbers with a negative sign preceding them. Rational numbers include all of the integers plus fractions and decimals. Real numbers include all of these classifications plus the set of irrational numbers. Irrational numbers are not integers or fractions, but are decimals that go on without a pattern.

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Q:
## What is a very hard math equation?

A: An extremely difficult math equation is the Jacobi-Madden equation, a4 + b4 + c4 + d4 = (a + b + c + d)4 where variables a, b, c and d can be any positive ... Full Answer >Filed Under: -
Q:
## What is a positive integer?

A: A positive integer is a number greater than zero that can be expressed without using a fraction. Five, 72 and 100,000 are all examples of positive integers... Full Answer >Filed Under: -
Q:
## What is the difference between odd and even numbers?

A: Even numbers are integers that when divided by two produce another integer. Odd numbers are integers that are not divisible by two; in other words, when di... Full Answer >Filed Under: -
Q:
## What is an integer?

A: An integer is a positive or negative whole number. For example, 38, 4, 0, -12, -399 are all integers. Fractions, decimals and percents are not integers bec... Full Answer >Filed Under: