1. Name the set(s) of numbers to which each number belongs. a. –13b. 3.28 integers rational numbers ALGEBRA 1 LESSON 1-3 Exploring Real Numbers 1-3

2. Which set of numbers is most reasonable for displaying outdoor temperatures? integers ALGEBRA 1 LESSON 1-3 Exploring Real Numbers 1-3

3. Determine whether the statement is true or false. If it is false, give a counterexample. All negative numbers are integers. The statement is false. A negative number can be a fraction, such as –. This is not an integer. 2323 ALGEBRA 1 LESSON 1-3 Exploring Real Numbers 1-3

4. Write –, –, and –, in order from least to greatest. – = –0.75Write each fraction as a decimal. – = –0.583 – = –0.625 3434 7 12 5858 From least to greatest, the fractions are –, –, and –. 3434 7 12 5858 –0.75 < –0.625 < –0.583Order the decimals from least to greatest. ALGEBRA 1 LESSON 1-3 Exploring Real Numbers 1-3 3434 7 12 5858