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Arithmetic Homework Help : Subtraction of Fractions I

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SUBTRACTION OF FRACTIONANSWERLCM
1/2 - 1/3 =1/6LCM = 6. So, 1/2 - 1/3 = 3/6 - 2/6 = 1/6.
1/2 - 1/4 =1/4LCM = 4. So, 1/2 - 1/4 = 2/4 - 1/4 = 1/4.
1/2 - 1/5 =3/10LCM = 10. So, 1/2 - 1/5 = 5/10 - 2/10 = 3/10.
1/2 - 1/6 =1/3LCM = 6. So, 1/2 - 1/6 = 3/6 - 1/6 = 2/6 = 1/3.
1/2 - 1/7 =5/14LCM = 14. So, 1/2 - 1/7 = 7/14 - 2/14 = 5/14.
1/2 - 1/8 =3/8LCM = 8. So, 1/2 - 1/8 = 4/8 - 1/8 = 3/8.
1/2 - 1/9 =7/18LCM = 18. So, 1/2 - 1/9 = 9/18 - 2/18 = 7/18.
1/2 - 1/10 =2/5LCM = 10. So, 1/2 - 1/10 = 5/10 - 1/10 = 4/10 = 2/5.
1/2 - 1/11 =9/22LCM = 22. So, 1/2 - 1/11 = 11/22 - 2/22 = 9/22.
1/2 - 1/12 =5/12LCM = 12. So, 1/2 - 1/12 = 6/12 - 1/12 = 5/12.
1/3 - 1/4 =1/12LCM = 12. So, 1/3 - 1/4 = 4/12 - 3/12 = 1/12.
1/3 - 1/5 =2/15LCM = 15. So, 1/3 - 1/5 = 5/15 - 3/15 = 2/15.
1/3 - 1/6 =1/6LCM = 6. So, 1/3 - 1/6 = 2/6 - 1/6 = 1/6.
1/3 - 1/7 =4/21LCM = 21. So, 1/3 - 1/7 = 7/21 - 3/21 = 4/21.
1/3 - 1/8 =5/24LCM = 24. So, 1/3 - 1/8 = 8/24 - 3/24 = 5/24.
1/3 - 1/9 =2/9LCM = 9. So, 1/3 - 1/9 = 3/9 - 1/9 = 2/9.
1/3 - 1/10 =7/30LCM = 30. So, 1/3 - 1/10 = 10/30 - 3/30 = 7/30.
1/3 - 1/11 =8/33LCM = 33. So, 1/3 - 1/11 = 11/33 - 3/33 = 8/33.
1/3 - 1/12 =1/4LCM = 12. So, 1/3 - 1/12 = 4/12 - 1/12 = 3/12 = 1/4.
1/4 - 1/5 =1/20LCM = 20. So, 1/4 - 1/5 = 5/20 - 4/20 = 1/20.
1/4 - 1/6 =1/12LCM = 12. So, 1/4 - 1/6 = 3/12 - 2/12 = 1/12.
1/4 - 1/7 =3/28LCM = 28. So, 1/4 - 1/7 = 7/28 - 4/28 = 3/28.
1/4 - 1/8 =1/8LCM = 8. So, 1/4 - 1/8 = 2/8 - 1/8 = 1/8.
1/4 - 1/9 =5/36LCM = 36. So, 1/4 - 1/9 = 9/36 - 4/36 = 5/36.
1/4 - 1/10 =3/20LCM = 20. So, 1/4 - 1/10 = 5/20 - 2/20 = 3/20.
1/4 - 1/11 =7/44LCM = 44. So, 1/4 - 1/11 = 11/44 - 4/44 = 7/44.
1/4 - 1/12 =1/6LCM = 12. So, 1/4 - 1/12 = 3/12 - 1/12 = 2/12 = 1/6.
1/5 - 1/6 =1/30LCM = 30. So, 1/5 - 1/6 = 6/30 - 5/30 = 1/30.
1/5 - 1/7 =2/35LCM = 35. So, 1/5 - 1/7 = 7/35 - 5/35 = 2/35.
1/5 - 1/8 =3/40LCM = 40. So, 1/5 - 1/8 = 8/40 - 5/40 = 3/40.
1/5 - 1/9 =4/45LCM = 45. So, 1/5 - 1/9 = 9/45 - 5/45 = 4/45.
1/5 - 1/10 =1/10LCM = 10. So, 1/5 - 1/10 = 2/10 - 1/10 = 1/10.
1/5 - 1/11 =6/55LCM = 55. So, 1/5 - 1/11 = 11/55 - 5/55 = 6/55.
1/5 - 1/12 =7/60LCM = 60. So, 1/5 - 1/12 = 12/60 - 5/60 = 7/60.
1/6 - 1/7 =1/42LCM = 42. So, 1/6 - 1/7 = 7/42 - 6/42 = 1/42.
1/6 - 1/8 =1/24LCM = 24. So, 1/6 - 1/8 = 4/24 - 3/24 = 1/24.
1/6 - 1/9 =1/18LCM = 18. So, 1/6 - 1/9 = 3/18 - 2/18 = 1/18.
1/6 - 1/10 =1/15LCM = 30. So, 1/6 - 1/10 = 5/30 - 3/30 = 2/30 = 1/15.
1/6 - 1/11 =5/66LCM = 66. So, 1/6 - 1/11 = 11/66 - 6/66 = 5/66.
1/6 - 1/12 =1/12LCM = 12. So, 1/6 - 1/12 = 2/12 - 1/12 = 1/12.
1/7 - 1/8 =1/56LCM = 56. So, 1/7 - 1/8 = 8/56 - 7/56 = 1/56.
1/7 - 1/9 =2/63LCM = 63. So, 1/7 - 1/9 = 9/63 - 7/63 = 2/63.
1/7 - 1/10 =3/70LCM = 70. So, 1/7 - 1/10 = 10/70 - 7/70 = 3/70.
1/7 - 1/11 =4/77LCM = 77. So, 1/7 - 1/11 = 11/77 - 7/77 = 4/77.
1/7 - 1/12 =5/84LCM = 84. So, 1/7 - 1/12 = 12/84 - 7/84 = 5/84.
1/8 - 1/9 =1/72LCM = 72. So, 1/8 - 1/9 = 9/72 - 8/72 = 1/72.
1/8 - 1/10 =1/40LCM = 40. So, 1/8 - 1/10 = 5/40 - 4/40 = 1/40.
1/8 - 1/11 =3/88LCM = 88. So, 1/8 - 1/11 = 11/88 - 8/88 = 3/88.
1/8 - 1/12 =1/24LCM = 24. So, 1/8 - 1/12 = 3/24 - 2/24 = 1/24.
1/9 - 1/10 =1/90LCM = 90. So, 1/9 - 1/10 = 10/90 - 9/90 = 1/90.
1/9 - 1/11 =2/99LCM = 99. So, 1/9 - 1/11 = 11/99 - 9/99 = 2/99.

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