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1.3 Exploring Real Numbers

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

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  1. 1.3 Exploring Real Numbers Objective: SWBAT classify and compare real numbers.

  2. 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.

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

  4. Types of Numbers Natural Numbers, Wholes Numbers, Integers, Rational Numbers, Irrational Numbers, Real Numbers Real Numbers Rational Numbers Integers Irrational Numbers Whole Numbers

  5. Classify these numbers… What kind of number are these…(class) • 7 • 0 Rational Natural, Whole, Integers, Rational Whole, Integers, Rational Rational Irrational

  6. Do you know your numbers? 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;

  7. Comparing Numbers Which number is bigger? • 5 ___ 6 • 0.1 ___ 0.01 • -4 ___ -2 • 0.01 ___0.011 < > < < >

  8. Ordering Numbers 15. Write in order from least to greatest. 16. Write in order from least to greatest.

  9. 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

  10. 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:

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