Identify if each number is rational or irrational. Click "A" for rational. "B" for irrational
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1 Bellwork CLICKERS!!!! Identify if each number is rational or irrational. Click "A" for rational. "B" for irrational
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3 Today's Agenda: 1. Bell Work: Rational or Irrational 2. CLICKER review
4 Lesson Objective: After the end of the lesson students will determine if a number is rational or irrational by using the clickers. HW: WS: Ch. 4 Review Odd #'s Test Thursday!
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7 1. Which shows in scientific notation? A x 10 5 B x 10 4 C x 10-5 D x 10-4
8 2. Which shows in scientific notation? A. 4.2 x B. 4.2 x C..42 x D. 4.2 x 10 11
9 *. Which shows in scientific notation? A. 4.2 x 10-8 B. 4.2 x 10-9 C..42 x 10-8 D. 4.2 x 10 9
10 3. Which shows in scientific notation? A. 2 x B. 2 x C..2 x D. 2 x 10-14
11 4. Which shows 25,000,000,000,000,000 in scientific notation? A. 2.5 x B. 2.5 x C..25 x D. 2.5 x 10-16
12 4. Which shows 25,000,000,000,000 in scientific notation? A. 2.5 x B. 2.5 x C..25 x D. 2.5 x 10-13
13 5. Which shows 25,005,000,000,000 in scientific notation? A x 10 9 B x 10 9 C x D x 10-13
14 6. Which shows 2,000,000,000,000 in scientific notation? A. 2 x B. 2 x C..2 x D. 2 x 10 14
15 *. Which shows 2,000,000,000 in scientific notation? A. 2 x 10 9 B. 2 x 10 8 C..2 x 10 8 D. 2 x 10-9
16 7. October 09, 2012
17 8. October 09, 2012
18 *. Which shows 87,600 in scientific notation? A x 10 2 B x 10 3 C x 10 4 D x 10-4
19 9. Which shows 8.6 x in standard notation. A B. 86,000,000,000,000 C. 860,000,000,000,000 D
20 10. Which shows 6 x in standard notation. A B. 6,000,000,000,000 C. 600,000,000,000 D
21 11. Which shows 8 x in standard notation. A B. 80,000,000,000 C. 8,000,000,000 D
22 12. Which shows x 10-8 in standard notation. A B. 8,008,000,000,000 C. 800,800,000,000 D
23 *. Which shows x 10-9 in standard notation. A B. 8,007,000,000,000 C. 8,007,000,000 D
24 13. Which shows 3.27 x in standard notation. A B. 327,000,000,000 C. 32,700,000,000,000 D
25 14.Which shows 4.56 x in standard notation. A B. 4,560,000,000,000 C. 456,000,000,000,000 D
26 *.Which shows 4.26 x in standard notation. A B. 45,600,000,000,000,000 C. 456,000,000,000,000 D
27 15. The human eye blinks about 6.25 x 10 6 times each year. About how many times has the eye of a 14 year old blinked? Write the answer in scientific notation. A x 10 8 B x 10-7 C x 10-8 D x 10 8
28 16. In the United States there were 7.65 x 10 8 pieces of pizza consumed in The U.S. population was 2.9 x 10 8 people. What was the average amount of pizza consumed per person in 2011? October 09, 2012
29 *. In the United States there were 1.65 x 10 8 hamburgers consumed in The U.S. population was 2.9 x 10 8 people. What was the average amount of hamburgers consumed per person in 2011? October 09, 2012
30 17. The population of Mathville is 9.6x10 3. The population of Algeville is 7.3x10 8. What is the difference in population between the two cities?
31 *. The population of Mathville is 8.6x10 5. The population of Algeville is 7.2x10 6. What is the total population of the two cities?
32 18. The square root of a number is 16. Determine the value of the number. A. 4 B. 8 C. 256 D. There is not enough information to solve this problem.
33 *. The square root of a number is 12. Determine the value of the number. A. 144 B. 6 C. 3.5 D. There is not enough information to solve this problem.
34 19. The square root of a number is 27. Determine the value of the number. A. 729 B C. 5.2
35 20. The square root of a number is between 23 and 24. Determine one possible value of the number. A. 500 B C. 540 D. 576
36 *. The square root of a number is between 18 and 19. Determine one possible value of the number. A. 324 B. 330 C. 4.2 D. 361
37 21. The square root of a number is between 16 and 17. Determine one possible value of the number. A. 8.5 B. 289 C. 256 D. 267
38 22. Which integer is a perfect square? A. 150 B. 225 C. 250 D. 300
39 *. Which integer is a perfect square? A. 140 B. 200 C. 289 D. 300
40 23. Which integer is a perfect square? A. 782 B. 783 C. 784 D. 785
41 24. Which integer is a perfect square? A. 10 B. 100 C. 1,000 D. 100,000
42 25. Which integer is a perfect square? A. 1 B. 2 C. 3 D. 5
43 26. A carpet square has an area of 625 ft 2. Find the length of one side of the carpet square. A feet B feet C. 25 feet D. Not enough information to solve
44 *. A carpet square has an area of 1024 ft 2. Find the length of one side of the carpet square. A. 32 feet B. 256 feet C. 512 feet D. Not enough information to solve
45 27. Which subset (group) does the belong? A. Integers B. Rational C. Irrational D. Whole
46 28. Which subset (group) does the belong? A. Integers B. Rational C. Irrational D. Whole
47 *. Which subset (group) does the belong? A. Integers B. Rational C. Irrational D. Whole
48 29.Which subset (group) does the belong? A. Integers B. Rational C. Irrational D. Whole
49 30. Which subset (group) does the NOT belong? A. Integers B. Rational C. Irrational D. Whole
50 *. Which subset (group) does the NOT belong? A. Integers B. Rational C. Irrational D. Whole
51 31. True or False: No square roots are rational
52 32. True or False: Some rational numbers are integers
53 33. True or False: All Integers are Rational
54 34.True or False: All Irrational numbers are Whole numbers
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56 HW: Chapter 4 Review Odd #'s October 09, 2012
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