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2.1 Notes PowerPoint Presentation

2.1 Notes

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2.1 Notes

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  1. 2.1Notes

  2. Whole Numbers – 0, 1, 2, 3, 4, … • Integers - …-3, -2, -1, 0, 1, 2, 3, …

  3. Rational Numbers – a number where a and b are integers and • Examples:

  4. Opposite – Two numbers that are on opposite sides of 0 but the same distance from 0 • Example: 4 and -4 are opposites

  5. Absolute Value – The distance from 0 • “The absolute value of negative four is four.”

  6. Graph and Compare • The number on the right is greater. • 6 and -24 -1 and .032

  7. Classify numbers Yes Yes Yes No No Yes No No Yes Yes No Yes

  8. Order Numbers • Numbers will increase as you move from left to right on the number line.

  9. Find Opposites and Absolute values • Given a find and