1.3 Exploring Real Numbers

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1.3 Exploring Real Numbers. Objective: SWBAT classify and compare real numbers. Mini Quiz 3. 1. Evaluate when B = 4 and h = 6. (Make sure to reduce your answer) 2. For the Order of Operations, do you add first or subtract first? Explain your answer. Overview. Types of Numbers

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### 1.3 Exploring Real Numbers

Objective: SWBAT classify and compare real numbers.

Mini Quiz 3

1. Evaluate when B = 4 and h = 6. (Make sure

Overview
• Types of Numbers
• Classify Numbers
• Comparing Numbers
• Ordering Numbers
• Opposite and Absolute
Types of Numbers

Natural Numbers, Wholes Numbers, Integers, Rational Numbers, Irrational Numbers, Real Numbers

Real Numbers

Rational Numbers

Integers

Irrational Numbers

Whole Numbers

Classify these numbers…

What kind of number are these…(class)

• 7
• 0

Rational

Natural, Whole, Integers, Rational

Whole, Integers, Rational

Rational

Irrational

Is each statement true or false? If it is false, give a counterexample (an example that shows it is not true).

• All whole numbers are rational numbers.
• The square of a number is always greater than the number.
• All whole numbers are integers.
• No fractions are whole numbers.

True

False; 0.25

True

False;

Comparing Numbers

Which number is bigger?

• 5 ___ 6
• 0.1 ___ 0.01
• -4 ___ -2
• 0.01 ___0.011

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>

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Ordering Numbers

15. Write in order from least to greatest.

16. Write in order from least to greatest.

Opposites VS. Absolute Value

Find the opposites of…

3

-5

-0.2

Find the Absolute Value of…

20.

21.

22.

-3

5

0.2

5

5

-5

Wrap Up
• Comparing Numbers
• Ordering Numbers
• Opposites
• Absolute
• Classifying numbers
• Whole
• Integers
• Rational
• Irrational
• Reals

Homework

1.3 WB P. 187 #1-33 odd

Write DLUQ. Question: