1. 5 Minute Check

3. x4

4. 5 Minute Check

10. Fluency

11. Essential Question A roller coaster starts at point A. It goes up 10 ft, down 18 ft, and then up 16 ft to point B. Write an addition sentence to find the height at point B in relation to point A. Then find the sum and explain it’s meaning. How would we solve this?

12. Essential Question A roller coaster starts at point A. It goes up 10 ft, down 18 ft, and then up 16 ft to point B. Write an addition sentence to find the height at point B in relation to point A. Then find the sum and explain it’s meaning.

13. Tuesday, Dec 1 Lesson E.5.a Adding and Subtracting Integers

14. Objective: To add and subtract positive and negative integers.

15. Adding and Subtracting Integers Objective: To add and subtract positive and negative integers.

16. Adding and Subtracting Integers Objective: To add and subtract positive and negative integers. 3 + (-4) = -1

17. Adding and Subtracting Integers Objective: To add and subtract positive and negative integers. 3 + (-4) = -1

18. Adding and Subtracting Integers Objective: To add and subtract positive and negative integers. 3 + (-4) = -1

19. Adding and Subtracting Integers Objective: To add and subtract positive and negative integers. 3 + (-4) = -1

20. Adding and Subtracting Integers Objective: To add and subtract positive and negative integers. 3 + (-4) = -1

21. Adding and Subtracting Integers When performing operations with positive and negative integers, the following rules apply: Write this down.

22. Adding and Subtracting Integers Find 6 + (-2). 6 ? 2 First, re-write without the parenthesis. Note – it is inappropriate to write two operation signs next to each other.

23. Adding and Subtracting Integers Find 6 + (-2). 6 - 2 Then perform the operations.

24. Adding and Subtracting Integers Find 6 + (-2). 6 - 2 4

25. Adding and Subtracting Integers Find -3 + (-2). First, re-write without the parenthesis.

26. Adding and Subtracting Integers Find -3 + (-2). -3 - 2 Perform the operations.

27. Adding and Subtracting Integers Find -3 + (-2). -3 - 2 -5

28. Adding and Subtracting Integers Find 5 - (-2). Do this on your own.

29. Adding and Subtracting Integers Find 5 - (-2). 5 + 2 7

30. Adding and Subtracting Integers Find 7 + (-7). Do this on your own.

31. Adding and Subtracting Integers Find 7 + (-7). 7 - 7 0

32. Adding and Subtracting Integers Find -9 - (-4). Do this on your own.

33. Adding and Subtracting Integers Find -9 - (-4). -9 + 4 -5

34. Adding and Subtracting Integers Find 7 – (-5) - 9 + (-4) Do this on your own.

35. Adding and Subtracting Integers Find 7 – (-5) - 9 + (-4) 7 + 5 – 9 – 4 12 – 9 - 4 3 - 4

36. Adding and Subtracting Integers Find x – y, if x = -6 and y = -5.

37. Adding and Subtracting Integers Find x – y, if x = -6 and y = -5. -6 – (-5) -6 + 5

38. Adding and Subtracting Integers Find m + n, if m = -15 and n = -8.

39. Adding and Subtracting Integers Find m + n, if m = -15 and n = -8. -15 + (-8) -15 - 8 -23

40. Adding and Subtracting Integers Sofia owes her brother $25. She gives her brother the $18 she earned dog-sitting. Write an addition expression to describe this situation. Then find the sum and explain it’s meaning. Do this on your own.

41. Adding and Subtracting Integers Sofia owes her brother $25. She gives her brother the $18 she earned dog-sitting. Write an addition expression to describe this situation. Then find the sum and explain it’s meaning. -25 + 18 -7 She still owes her brother $7.

42. Adding and Subtracting Integers Brenda had a balance of -$52 in her account. The bank charged her a fee of $10 for having a negative balance. Write an addition expression to describe this situation. Then find the sum and determine the new balance. Do this on your own.

43. Adding and Subtracting Integers Brenda had a balance of -$52 in her account. The bank charged her a fee of $10 for having a negative balance. Write an addition expression to describe this situation. Then find the sum and determine the new balance. -52 + (-10) -52 – 10 -62 Her balance is -$62.

44. Adding and Subtracting Integers The temperatures on the moon vary from - 173° C to 127 ° C. Write a subtraction expression to describe this situation. Then find the difference and explain it’s meaning. Do this on your own.

45. Adding and Subtracting Integers The temperatures on the moon vary from - 173° C to 127 ° C. Write a subtraction expression to describe this situation. Then find the difference and explain it’s meaning. 127 – (-173) 127 + 173 300 The difference between the high and los temperature is 300 ° C.

46. Adding and Subtracting Integers Stephanie has $152 in the bank. She withdraws $20. Then she deposits $84. Write an addition expression to describe this situation. Then find the sum and explain it’s meaning. Do this on your own.

47. Adding and Subtracting Integers Stephanie has $152 in the bank. She withdraws $20. Then she deposits $84. Write an addition expression to describe this situation. Then find the sum and explain it’s meaning. 152 + (-20) + 84 152 – 20 + 84 132 + 84 216 She has $216 in the bank.

48. Adding and Subtracting Integers What is the difference between the highest elevation in Alabama and the lowest elevation in Louisiana?

49. Adding and Subtracting Integers What is the difference between the highest elevation in Alabama and the lowest elevation in Louisiana? 2,407 – (-8) 2,407 + 8 2,415 ft

50. Adding and Subtracting Integers Find the difference between the lowest elevation in New Mexico and the lowest elevation in California.

51. Adding and Subtracting Integers Find the difference between the lowest elevation in New Mexico and the lowest elevation in California. 2,828 – (-282) 2,828 + 282 3,710 ft

52. Adding and Subtracting Integers Find the difference between the highest elevation in Florida and the lowest elevation in California.

53. Adding and Subtracting Integers Find the difference between the highest elevation in Florida and the lowest elevation in California. 345 – (-282) 345 + 282 627ft

54. Adding and Subtracting Integers Find the difference between the lowest elevation in Alabama and the lowest elevation in Louisiana.

55. Adding and Subtracting Integers Find the difference between the lowest elevation in Alabama and the lowest elevation in Louisiana. 0 – (-8) 0 + 8 8ft

56. Adding and Subtracting Integers Find the difference between the lowest Write a subtraction sentence using integers. Then write the equivalent addition sentence and explain how to find the sum.

57. Adding and Subtracting Integers Find the difference between the lowest Write a subtraction sentence using integers. Then write the equivalent addition sentence and explain how to find the sum. Sample answer: -5 – 11 = -5 + (-11) = -16

58. Essential Question A roller coaster starts at point A. It goes up 10 ft, down 18 ft, and then up 16 ft to point B. Write an addition sentence to find the height at point B in relation to point A. Then find the sum and explain it’s meaning.

59. Essential Question A roller coaster starts at point A. It goes up 10 ft, down 18 ft, and then up 16 ft to point B. Write an addition sentence to find the height at point B in relation to point A. Then find the sum and explain it’s meaning. 10 + (-18) + 16 10 -18 +16 -8 + 16 8 Point B is 8 ft higher than Point A.

60. Adding and Subtracting Integers Homework – Skills Practice E.5.a Due Wednesday, Dec 2 Chapter 5 Test - Friday, Dec 4 Accum Rev 5 due Friday, Dec 4