This document discusses different types of numbers. Real numbers include rational and irrational numbers. Rational numbers can be written as fractions, and include integers like -2, -1, 0, 1, 2 as well as fractions. Irrational numbers cannot be written as fractions. Whole numbers are integers including 0 and natural numbers start at 1.

1. Real Numbers
Rational Numbers
Irrational
Numbers

2. Real Numbers
Rational Numbers
Can be written as a fraction.

3. Real Numbers
Rational Numbers
Integers
…-2, -1, 0, 1, 2…

4. Real Numbers
Rational Numbers
Integers
Whole
Numbers
0, 1, 2, 3, 4, 5…
We’ll cover whole
numbers in weeks 1 & 2.

5. Real Numbers
Rational Numbers
Integers
Whole
Numbers
Natural
Numbers
1, 2, 3, 4, 5...

6. Real Numbers
Rational Numbers
Integers
Whole
Numbers
Natural
Numbers
Irrational
Numbers
Cannot be written as a
fraction.