1. Math Review! Test Friday– write these down. Then click to the next slide.

2. Math Review! Copy down each question. Show your work and work individually. If you and your partner disagree discuss and come to an agreement. Then look at the next slide for the answer.

3. Order from least to greatest. 9.2, -7.6, 1, 4.5, -8

4. Order from least to greatest: Answer -8, -7.6, 1, 4.5, 9.2

5. Lesson Quiz: Part 2 5. The coldest temperature ever recorded east of the Mississippi is fifty-four degrees below zero in Danbury, Wisconsin, on January 24, 1922. Write the temperature as an integer. –54 Insert Lesson Title Here Course 2 3-1 Integers

6. What is the change in temperature? -32 F to 23 F

7. What is the change in temperature: Answer 55 F

8. Solve the following problem -8 + (-5)

9. Solve the following problem: Answer -13

10. Multiple Negatives Just tell if it is positive or negative! 1)-3 5 = 2)-3 55 = 3)-3 4 = 4)-3 32 = -Negative Negative Positive REMEMBER: An odd number of negatives makes the number negative. An even number of negatives makes the number positive. (The opposite of an opposite!)

11. Solve the following problem 26 + (-18)

12. Solve the following problem: Answer 8

13. Solve the following problem Sean's bank account has $275 in it. He writes two checks. One for $150 and one for $80. What is Sean's ending balance?

14. Solve the following problem: Answer $45

15. Solve the following problem I submarine dove 360ft below sea level. It then ascended at 8ft per minute. After 12 minutes at what depth was the submarine? Ascend means to rise…recheck your answer now before you click

16. Solve the following problem: Answer -264ft

17. Lesson Quiz Subtract. 1. 3 – 9 2. –7 – 4 3. –3 – (–5) 4. Evaluate x – y – z for x = –4, y = 5, and z = 10. –11 –6 Insert Lesson Title Here 2 –19 5. On January 1, 2002, the high temperature was 81˚F in Kona, Hawaii. The low temperature was –29˚F in Barrow, Alaska. What was the difference between the two temperatures? 110˚F

18. Compare the following numbers Which is greater….what are these called? 7/8 __ 4/5

19. Compare the following numbers: Answer – they are inequalities. 7/8 > 4/5

20. What is the absolute value? |-8|

21. What is the absolute value: Answer 8

22. Solve the following problem 8 (-5)

23. Solve the following problem: Answer -40

24. Solve the following problem -64/-8 Same as -64 divided by -8

25. Solve the following problem: Answer 8

26. Lesson Quiz Add. 1. –7 + (–6) 2. –15 + 24 + (–9) 3. –24 + 7 + (–3) 0 –13 Insert Lesson Title Here –20 Course 2 3-3 Adding Integers 5. The math club’s income from a bake sale was $217. Advertising expenses were $32. What is the club’s total profit or loss? $185 profit

27. Lesson Quiz Find each product or quotient. 1. –8 · 12 2. –3 · 5 · (–2) 3. –75 ÷ 5 4. –110 ÷ (–2) 5. The temperature at Bar Harbor, Maine, was –3°F. It then dropped during the night to be 4 times as cold. What was the temperature then? –96 Insert Lesson Title Here –15 55 Course 2 3-5 Multiplying and Dividing Integers 30 –12˚F

28. Solve the following problem -7 - (-12)

29. Solve the following problem: Answer 5

30. Order from least to greatest -2/3, 4/3, 2/4, -3/5, 1

31. Order from least to greatest: Answer -2/3, -3/5, 2/4, 1, 4/3

32. Change to standard notation 4.2387 x 10 9

33. Change to standard notation: Answer 4,238,700,000

34. Change to scientific notation 45 million

35. Change to scientific notation: Answer 4.5 x 10 7

36. Solve using order of operations 16__ (8 - 6 + 2) x 7

37. Solve using order of operations: Answer 16/(8 - 6 + 2) x 7 16/(2 + 2) x 7 16/4 x 7 4 x 7 28

38. Write the following number as a fraction 62%

39. Write the following as a fraction: Answer 62/100 = 31/50

40. Write the following number as a decimal -6/8

41. Write the following number as a decimal: Answer -.75

42. Lesson Quiz Write each fraction as a decimal. 1. Write each decimal as a fraction in simplest form. 3. 0.42 5. If your soccer team wins 21 out of 30 games, what is your team’s winning rate? 2.625 3.2 Insert Lesson Title Here 21 50 69 8 16 5 2. 21 8 4. 8.625 0.70

43. Lesson Quiz: Part 1 Choose the greater number. 1. Place the numbers in order from least to greatest 3. 0.3, 0.32, 0.312 Insert Lesson Title Here 0.3, 0.312, 0.32 3737 or 4 10 5858 or 2323 2. 2323 3737 5656, 0.8, 0.826 0.8, 0.826, 5656 4.

44. Lesson Quiz: Part 2 5. Dana’s cross-country team is getting ready for a big meet. On Monday they ran 3.7 miles, on Tuesday they ran 3 miles, and on Wednesday they ran miles. On which day did they run the greatest distance? Monday Insert Lesson Title Here 3838 11 4

45. Estimate 5.8 x 9.1

46. Estimate: Answer 54