In the real number system, the hierarchy from largest to smallest can generally be represented as follows:
-
Real Numbers (ℝ)
- Includes all rational and irrational numbers.
-
Rational Numbers (ℚ)
- Numbers that can be expressed as a fraction of two integers (e.g., 1/2, -3, 0.75).
-
Irrational Numbers
- Numbers that cannot be expressed as a simple fraction (e.g., π, √2).
-
Integers (ℤ)
- Whole numbers that can be positive, negative, or zero (e.g., -3, 0, 1).
-
Whole Numbers
- Non-negative integers (e.g., 0, 1, 2, ...).
-
Natural Numbers (ℕ)
- Positive integers (e.g., 1, 2, 3, ...).
In a more simplified order focusing solely on the broadest categories, it can be expressed as follows:
- Real Numbers (ℝ)
- Rational Numbers (ℚ)
- Irrational Numbers
- Integers (ℤ)
- Whole Numbers
- Natural Numbers (ℕ)
Keep in mind that within these categories, individual numbers can be compared directly (e.g., 3 is larger than 2, and -1 is less than 0), but this list organizes categories rather than individual values.