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1. 1/2 + 2/3 =
Answer: 7/6LCM = 6. So, 1/2 + 2/3 = 3/6 + 4/6 = 7/6. 2. 1/2 + 3/4 =
Answer: 5/4LCM = 4. So, 1/2 + 3/4 = 2/4 + 3/4 = 5/4. 3. 1/2 + 4/5 =
Answer: 13/10LCM = 10. So, 1/2 + 4/5 = 5/10 + 8/10 = 13/10.
4. 1/2 + 5/6 =
Answer: 4/3LCM = 6. So, 1/2 + 5/6 = 3/6 + 5/6 = 8/6 = 4/3. 5. 1/2 + 6/7 =
Answer: 19/14LCM = 14. So, 1/2 + 6/7 = 7/14 + 12/14 = 19/14. 6. 1/2 + 7/8 =
Answer: 11/8LCM = 8. So, 1/2 + 7/8 = 4/8 + 7/8 = 11/8. 7. 1/2 + 8/9 =
Answer: 25/18LCM = 18. So, 1/2 + 8/9 = 9/18 + 16/18 = 25/18. 8. 1/2 + 9/10 =
Answer: 7/5LCM = 10. So, 1/2 + 9/10 = 5/10 + 9/10 = 14/10 = 7/5. 9. 1/2 + 10/11 =
Answer: 31/22LCM = 22. So, 1/2 + 10/11 = 11/22 + 20/22 = 31/22. 10. 1/2 + 11/12 =
Answer: 17/12LCM = 12. So, 1/2 + 11/12 = 6/12 + 11/12 = 17/12. 11. 2/3 + 2/3 =
Answer: 4/3LCM = 3. So, 2/3 + 2/3 = 4/3. 12. 2/3 + 3/4 =
Answer: 17/12LCM = 12. So, 2/3 + 3/4 = 8/12 + 9/12 = 17/12. 13. 2/3 + 3/5 =
Answer: 19/15LCM = 15. So, 2/3 + 3/5 = 10/15 + 9/15 = 19/15. 14. 2/3 + 5/6 =
Answer: 3/2LCM = 6. So, 2/3 + 5/6 = 4/6 + 5/6 = 9/6 = 3/2. 15. 2/3 + 4/7 =
Answer: 26/21LCM = 21. So, 2/3 + 4/7 = 14/21 + 12/21 = 26/21. 16. 2/3 + 5/8 =
Answer: 31/24LCM = 24. So, 2/3 + 5/8 = 16/24 + 15/24 = 31/24. 17. 1/3 + 4/9 =
Answer: 7/9LCM = 9. So, 1/3 + 4/9 = 3/9 + 4/9 = 7/9. 18. 1/3 + 7/10 =
Answer: 31/30LCM = 30. So, 1/3 + 7/10 = 10/30 + 21/30 = 31/30. 19. 2/3 + 6/11 =
Answer: 40/33LCM = 33. So, 2/3 + 6/11 = 22/33 + 18/33 = 40/33. 20. 1/3 + 11/12 =
Answer: 5/4LCM = 12. So, 1/3 + 11/12 = 4/12 + 11/12 = 15/12 = 5/4. 21. 3/4 + 3/4 =
Answer: 3/2LCM = 4. So, 3/4 + 3/4 = 6/4 = 3/2. 22. 3/4 + 2/5 =
Answer: 23/20LCM = 20. So, 3/4 + 2/5 = 15/20 + 8/20 = 23/20. 23. 1/4 + 5/6 =
Answer: 13/12LCM = 12. So, 1/4 + 5/6 = 3/12 + 10/12 = 13/12. 24. 3/4 + 5/7 =
Answer: 41/28LCM = 28. So, 3/4 + 5/7 = 21/28 + 20/28 = 41/28. 25. 1/4 + 7/8 =
Answer: 9/8LCM = 8. So, 1/4 + 7/8 = 2/8 + 7/8 = 9/8. 26. 3/4 + 8/9 =
Answer: 59/36LCM = 36. So, 3/4 + 8/9 = 27/36 + 32/36 = 59/36. 27. 1/4 + 3/10 =
Answer: 11/20LCM = 20. So, 1/4 + 3/10 = 5/20 + 6/20 = 11/20. 28. 3/4 + 4/11 =
Answer: 49/44LCM = 44. So, 3/4 + 4/11 = 33/44 + 16/44 = 49/44. 29. 1/4 + 11/12 =
Answer: 7/6LCM = 12. So, 1/4 + 11/12 = 3/12 + 11/12 = 14/12 = 7/6. 30. 1/5 + 3/5 =
Answer: 4/5LCM = 5. So, 1/5 + 3/5 = 4/5. 31. 4/5 + 1/6 =
Answer: 29/30LCM = 30. So, 4/5 + 1/6 = 24/30 + 5/30 = 29/30. 32. 4/5 + 2/7 =
Answer: 38/35LCM = 35. So, 4/5 + 2/7 = 28/35 + 10/35 = 38/35. 33. 3/5 + 3/8 =
Answer: 39/40LCM = 40. So, 3/5 + 3/8 = 24/40 + 15/40 = 39/40. 34. 2/5 + 4/9 =
Answer: 38/45LCM = 45. So, 2/5 + 4/9 = 18/45 + 20/45 = 38/45. 35. 4/5 + 3/10 =
Answer: 11/10LCM = 10. So, 4/5 + 3/10 = 8/10 + 3/10 = 11/10. 36. 3/5 + 6/11 =
Answer: 63/55LCM = 55. So, 3/5 + 6/11 = 33/55 + 30/55 = 63/55. 37. 2/5 + 7/12 =
Answer: 59/60LCM = 60. So, 2/5 + 7/12 = 24/60 + 35/60 = 59/60. 38. 5/6 + 5/6 =
Answer: 5/3LCM = 6. So, 5/6 + 5/6 = 10/6 = 5/3. 39. 5/6 + 2/7 =
Answer: 47/42LCM = 42. So, 5/6 + 2/7 = 35/42 + 12/42 = 47/42. 40. 1/6 + 7/8 =
Answer: 25/24LCM = 24. So, 1/6 + 7/8 = 4/24 + 21/24 = 25/24. 41. 1/6 + 8/9 =
Answer: 19/18LCM = 18. So, 1/6 + 8/9 = 3/18 + 16/18 = 19/18. 42. 5/6 + 7/10 =
Answer: 23/15LCM = 30. So, 5/6 + 7/10 = 25/30 + 21/30 = 46/30 = 23/15. 43. 5/6 + 4/11 =
Answer: 79/66LCM = 66. So, 5/6 + 4/11 = 55/66 + 24/66 = 79/66. 44. 1/6 + 5/12 =
Answer: 7/12LCM = 12. So, 1/6 + 5/12 = 2/12 + 5/12 = 7/12. 45. 6/7 + 3/7 =
Answer: 9/7LCM = 7. So, 6/7 + 3/7 = 9/7. 46. 5/7 + 3/8 =
Answer: 61/56LCM = 56. So, 5/7 + 3/8 = 40/56 + 21/56 = 61/56. 47. 4/7 + 2/9 =
Answer: 50/63LCM = 63. So, 4/7 + 2/9 = 36/63 + 14/63 = 50/63. 48. 3/7 + 7/10 =
Answer: 79/70LCM = 70. So, 3/7 + 7/10 = 30/70 + 49/70 = 79/70. 49. 2/7 + 6/11 =
Answer: 64/77LCM = 77. So, 2/7 + 6/11 = 22/77 + 42/77 = 64/77. 50. 1/7 + 5/12 =
Answer: 47/84LCM = 84. So, 1/7 + 5/12 = 12/84 + 35/84 = 47/84. 51. 7/8 + 5/8 =
Answer: 3/2LCM = 8. So, 7/8 + 5/8 = 12/8 = 3/2. 52. 5/8 + 2/9 =
Answer: 61/72LCM = 72. So, 5/8 + 2/9 = 45/72 + 16/72 = 61/72. 53. 3/8 + 3/10 =
Answer: 27/40LCM = 40. So, 3/8 + 3/10 = 15/40 + 12/40 = 27/40. 54. 1/8 + 2/11 =
Answer: 27/88LCM = 88. So, 1/8 + 2/11 = 11/88 + 16/88 = 27/88. 55. 7/8 + 5/12 =
Answer: 31/24LCM = 24. So, 7/8 + 5/12 = 21/24 + 10/24 = 31/24. 56. 4/9 + 2/9 =
Answer: 2/3LCM = 9. So, 4/9 + 2/9 = 6/9 = 2/3. 57. 2/9 + 3/10 =
Answer: 47/90LCM = 90. So, 2/9 + 3/10 = 20/90 + 27/90 = 47/90. 58. 7/9 + 2/11 =
Answer: 95/99LCM = 99. So, 7/9 + 2/11 = 77/99 + 18/99 = 95/99.
Try the Quiz : Arithmetic Homework Help : Addition of Fractions II
