Warm-Up You have $200 to buy new clothes. At your favorite store you can get three shirts and a pair of jeans. At your second favorite store you can get three shirts, a pair of shorts, and a pair of jeans. Which store are you going to shop? Why?

Warm-up Suppose a player shot a -5, +2, -3, and -2 in four rounds of a golf tournament. What was the player’s final score?

Rational Numbers Compare? How do Rational Numbers Compare?

Lesson Overview In this lesson, we will be studying comparison of rational numbers and where they are placed on a number line. SPI 0706.2.2 Compare rational numbers using appropriate inequality symbols

Lesson Objectives 1. The students will determine placement and compare rational numbers using the number line. 2. The students will compare rational numbers using the symbols,<, >, =, ≤, ≥.

Rational Numbers What is a rational number? There are many ways to write a rational number.

Rational Numbers Represent how two numbers are unbalanced Use symbols for to represent unbalanced rational numbers

Example related to lesson topic ROLLER COASTERS The ride times for six roller coasters are shown in the table. Order the times from the least to the greatest. Coaster Ride Time (min) Mine Ride 2.616 Blue Streak 1.958 Cork Screw 1.9 Gemini 2.6 Millennium Force 2.75 Junior Gemini 2.76

Assessment problems/ constructed response item: The temperatures in Warsau Indiana range from 94° in the summer to -12 in the winter. The following are the recorded temperatures from January to December. Place these temperatures on a thermometer and write three inequalities using the symbols <, >, =, ≤, ≥. comparing the temperatures. Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec -10° 28° 39° 32° 40° 65° 70° 90 88° 12°

Assessment problems/ constructed response item: The following are stock market changes that have taken place over a period of seven days. On the number line below, place a point to show the approximate position of each number. Label each point with its number and write three repeated inequalities comparing the stock market changes.