Homework 14 (due 3/13)

Problem 1.

Real numbers A, B, C, D, E, and F are represented by points on the number line below.

Determine the following if each answer is one of the numbers shown:

• D+E
• C+D
• B-D
• E²
• BE
• A²
• E/D
• B/F

Problem 2.

First read this chapter about real numbers.

Daniel writes 0.4<0.13 "because 4 is less than 13". Explain the correct reasoning

• by drawing hundredths charts (as shown in the chapter you've read),
• by a number line picture, and
• by converting to fractions.
• For which of your explanations does it help to write 0.4 as 0.40?