1. Which set is “larger”: Integers or Whole Numbers? Why?
8/28/15
Which set is “larger”: Integers or Whole Numbers? Why?
What is the difference between Whole Numbers and Natural Numbers?
HW check
today!

2. A little review… Find the square roots. 8 or -8
-6 (negative indicates only -6)
15 or -15

3. Rational and Irrational Numbers
Pre-Algebra
Mrs. Spanier
Shmoop

4. Rational Numbers Can be made into a fraction a/b, where b ≠ 0.
Repeating OR terminating decimal.
2/3 …

5. Irrational Numbers Cannot be made into a fraction a/b, where b ≠ 0.
Non-repeating AND non-terminating decimal. π …

6. Classify the Following:
Irrational …
Rational (equals -⅓)

7. Classify the Following:…
Irrational (no end, no repetition) 1⅔
Rational (can be 5/3)
Rational (equals 10 or 10/1)

8. Compare and Contrast Rational v. Irrational

9. Rational v. Irrational – How alike?
Are Real numbers
Can be positive or negative
Can be non-terminating decimals

10. Rational v. Irrational – How different?
CAN be a fraction
HAS a square root
Can be terminating or repeating decimals
Irrational:
CANNOT be a fraction
Has NO square root
Can only be non-terminating, non-repeating decimals

11. The Number System Rationals Irrationals Integers Fractions π, √2,
Real
Numbers
Rationals
Irrationals
Integers
Fractions
Rep. & Term.
Decimals
π, √2,
0.0100…
-3, 8, 0
½, 1, 12/5
¼, 0.5, 0.333…

12. The End