Algebra Examples

Determine the Type of Number 2pi
Step 1
There are six common sets of numbers.
Natural (Counting) Numbers:
Whole Numbers: Natural Numbers and
Integers:
Rational Numbers: Integers, Fractions, and Terminating or Repeating Decimals
Irrational Numbers: Non Terminating or Non Repeating Decimals
Real Numbers: Rational Numbers and Irrational Numbers
Step 2
Determine which sets the number fits into.
Irrational Numbers, Real Numbers