Write each decimal as a fraction or mixed

Write each decimal as a fraction or mixed number in simplest form. #1. 0. 652 #2. 0. 18 #3. 0. 724 #4. 3. 596 Bell Ringer

1 st Period Only �We will be taking the EXPLORE test on Friday morning. You will be excused from the Bell Ringer. (Free Day whoooo!) �You need to use this time to: ◦ Get out scratch paper and #2 pencils. NO MECHANICAL!!! ◦ Have cell phones ready to place in my basket. ◦ Have backpacks ready to set outside.

Homework Check

Quiz �Clear your desk of everything except a piece of paper and a pencil. �There is to be no talking during the quiz. �Turn in to me when you are finished. ◦ You can work silently on other work or read a book.

Continuing 10. 1 Cubed Roots R drive > Key > Week 10 > Thursday > 10. 1 Power. Point Continued_10. 2 Power. Point File > Save As > P drive > Math > Week 10 > 10. 1 Power. Point Continued_10. 2 Power. Point

Vocabulary �Cube Root – One of three equal factors of the number. The symbol is used to indicate the cube root of a number.

Notes �Recall that a negative number has no real-number square root because the square of a number cannot be negative. �Every integer has exactly one cube root. ◦ The cube root of a positive number is positive. ◦ The cube root of zero is zero. ◦ The cube root of a negative number is negative.

Example 1 Find Cube Roots

Example 2 Find Cube Roots a. b. c.

Your Turn Find Cube Roots

10. 2 The Real Number System

Vocabulary �Irrational Number – A number that cannot be written as a fraction. Irrational numbers neither terminate nor repeat. �Real Numbers – The sets of rational numbers and irrational numbers together make up this set of numbers.

Notes

Example 1 Classify Real Numbers

Example 2 Classify Real Numbers Name all of the sets of numbers to which each real number belongs. Write whole, integer, rational, or irrational.

Your Turn Classify Real Numbers

Example 3 Compare Real Numbers

Example 4 Compare Real Numbers

Your Turn Practice Comparing Real Numbers

Example 5 Order Real Numbers

Example 6 Order Real Numbers

Your Turn Practice Ordering Real Numbers

Example 7 Solve Equations

Example 8 Solve Equations Solve each equation. Round to the nearest tenth, if necessary. a. W 2 = 169 b. R 2 = 50

Your Turn Practice Solving Equations

Example 9 Use Real Numbers to Solve Problems

Example 10 Use Real Numbers to Solve Problems The formula for aspect ratio R is R = s 2/A, where s is the wingspan in feet and A is the area of the wing. What is the wingspan of a hang glider if the aspect ratio is 6. 4 and the area of the wing is 40 square feet?

Your Turn Practice Using Real Numbers to Solve Problems

Homework Section 10. 1 #1 -13

Homework Section 10. 1 #1 -13