Rational Numbers TeacherTwins©2015

Warm Up 6 -12 -15 45 Give the integer for each situation. 1). Six degrees above zero. 2). 12 feet below sea level. 3). A loss of 15 yards. 4). $45 deposit 5). Write a real life situation to represent the following integer. -7 6 -12 -15 45 Accept all possible answers.

Rational Numbers-Numbers that can be written as a fraction. 3.3333… Integer- Whole numbers and their opposites. 𝟏 𝟔 3 𝟏 𝟒 2 Whole Numbers 0, 1, 2, 3, 4 ,5 . . . 123 -1.23 -11 -34,567

Identify all sets to which the number belongs. Example 1: -240 Example 2: 5 Example 3: − 𝟐 𝟑 Example 4: 𝟔 𝟑 Example 5: 9.75 Integer, Rational Whole Number, Integer, Rational Rational Whole Number, Integer, Rational Rational

Example 1: Ian gained 1 𝟏 𝟐 pounds in 2 weeks. Write the rational number for each situation below. Example 1: Ian gained 1 𝟏 𝟐 pounds in 2 weeks. Example 2: Hannah owes her mom $4.67. 𝟏 𝟏 𝟐 −$𝟒.𝟔𝟕

Practice- Identify all sets to which the number belongs. 1). 85 2). 𝟑 𝟒 3). 6.34 4). -17.4 5). -29 6). 0 7). Write an integer for each situation. a). The temperature dropped 𝟕 𝟏 𝟐 degrees in one hour. b). Ned earned $20.50 on Monday. WN, I, Rat Rational Rational Rational I, Rat WN, I, Rat −𝟕 𝟏 𝟐 $20.50

Closure How are integers and rational numbers alike? How are they different?