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Integers SOL 6.3 by Kathy Woodard

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6.3 The student will a) identify and represent integers; b) order and compare integers; and c) identify and describe absolute value of integers.

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Above Sea Level Sea Level Below Sea Level Image from http://www.buzzhawaii.com/Tropical_Ocean_Fun_Cruise_-_Oahu

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How Many Feet Above Sea Level? http://geology.com/state-map/virginia.shtml +166 ft Richmond +5,729 ft Mt. Rogers

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Put the Data on a Spreadsheet For each red dash enter the feet above sea level, and make a bar graph of the data to see a side view of VA!

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How Many Feet Below Sea Level? 650 ft

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Positive Numbers Sea Level Negative Numbers Image from http://www.buzzhawaii.com/Tropical_Ocean_Fun_Cruise_-_Oahu

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Google Earth Map

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Graph of Feet Above or Below Sea Level for Virginia from Mountains to Atlantic Ocean Floor Positive numbers Negative numbers

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whole numbers, their negative opposites, and zero Integers: Positive numbers Negative numbers Zero

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http://www.showmethemath.com/Concepts_Explained/oppositeNumbers.html Show Me the Math Find the opposite of a given integer. Opposite of an Integer

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K AT H Y K = A= T= H= Y= Find the Value of a Point

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Comparing Integers How can you tell which integer is greater? Put them on a number line! Smaller Bigger

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Practice Compare the integers by writing 6 -6 0 -10 5 7 5 -7 1 -8

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Practice Compare the integers by writing 6> -6 0> -10 5< 7 5> -7 1> -8

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http://www.mathgoodies.com/lessons/vol5/compare_order.html Real Life Integers

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http://www.xpmath.com/forums/arcade.php?do=play&gameid=61 XP Math Practice comparing integers. Compare Integers

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http://www.showmethemath.com/Concepts_Explained/absoluteValue.html Show Me the Math Good visualization of absolute value in an interactive applet. Absolute Value

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BrainPop Absolute Value http://www.brainpop.com/math/numbersandoperations/absolutevalue/preview.weml

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http://www.explorelearning.comhttp://www.explorelearning.com choose Comparing and Ordering Integers Explore Learning Plot 4 integers on a number line and then click to show their opposites and absolute values. Graph Integers & Absolute Value

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1. Place the following points on a number line: Z: 4M: -7W: -10T: 0 2. Write >, =, or < to compare the integers: 1 -1 3. Write >, =, or < to compare the integers: 3 -5 4. What is the opposite of 7? 5. Which of these are integers? ½0-3004.7527 6. What is the absolute value of -25 ? 7. 8.

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07 SOL 6.5*

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06 SOL 6.5*

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07 SOL 6.5*

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08 SOL 6.5

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Evaluate absolute value expressions and compare integers by graphing them on a number line.

Evaluate absolute value expressions and compare integers by graphing them on a number line.

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