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1. 2/19 x 9 =
Answer: 18/199 = 9/1. So, 2/19 x 9 = (2 x 9)/(19 x 1) = 18/19. 2. 3/29 x 8 =
Answer: 24/298 = 8/1. So, 3/29 x 8 = (3 x 8)/(29 x 1) = 24/29. 3. 4/31 x 7 =
Answer: 28/317 = 7/1. So, 4/31 x 7 = (4 x 7)/(31 x 1) = 28/31.
4. 5/37 x 6 =
Answer: 30/376 = 6/1. So, 5/37 x 6 = (5 x 6)/(37 x 1) = 30/37. 5. 4/45 x 9 =
Answer: 4/5Divide 45 and 9 by 9. So, 4/45 x 9 = 4/5 x 1 = 4/5. 6. 5/56 x 8 =
Answer: 5/7Divide 56 and 8 by 8. So, 5/56 x 8 = 5/7 x 1 = 5/7. 7. 8/63 x 7 =
Answer: 8/9Divide 63 and 7 by 7. So, 8/63 x 7 = 8/9 x 1 = 8/9. 8. 5/48 x 6 =
Answer: 5/8Divide 48 and 6 by 6. So, 5/48 x 6 = 5/8 x 1 = 5/8. 9. 7/40 x 5 =
Answer: 7/8Divide 40 and 5 by 5. So, 7/40 x 5 = 7/8 x 1 = 7/8. 10. 3/16 x 4 =
Answer: 3/4Divide 16 and 4 by 4. So, 3/16 x 4 = 3/4 x 1 = 3/4. 11. 7/27 x 3 =
Answer: 7/9Divide 27 and 3 by 3. So, 7/27 x 3 = 7/9 x 1 = 7/9. 12. 3/16 x 2 =
Answer: 3/8Divide 16 and 2 by 2. So, 3/16 x 2 = 3/8 x 1 = 3/8. 13. 2/81 x 18 =
Answer: 4/9Divide 81 and 18 by 9. So, 2/81 x 18 = 2/9 x 2 = 4/9. 14. 3/64 x 24 =
Answer: 9/8Divide 64 and 24 by 8. So, 3/64 x 24 = 3/8 x 3 = 9/8. 15. 5/84 x 28 =
Answer: 5/3Divide 84 and 28 by 28. So, 5/84 x 28 = 5/3 x 1 = 5/3. 16. 7/66 x 18 =
Answer: 21/11Divide 66 and 18 by 6. So, 7/66 x 18 = 7/11 x 3 = 21/11. 17. 4/95 x 30 =
Answer: 24/19Divide 95 and 30 by 5. So, 4/95 x 30 = 4/19 x 6 = 24/19. 18. 1/36 x 32 =
Answer: 8/9Divide 36 and 32 by 4. So, 1/36 x 32 = 1/9 x 8 = 8/9. 19. 2/81 x 15 =
Answer: 10/27Divide 81 and 15 by 3. So, 2/81 x 15 = 2/27 x 5 = 10/27. 20. 1/22 x 18 =
Answer: 9/11Divide 22 and 18 by 2. So, 1/22 x 18 = 1/11 x 9 = 9/11. 21. 1/2 x 1/9 =
Answer: 1/181/2 x 1/9 = (1 x 1)/(2 x 9) = 1/18. 22. 1/3 x 1/8 =
Answer: 1/241/3 x 1/8 = (1 x 1)/(3 x 8) = 1/24. 23. 1/4 x 1/7 =
Answer: 1/281/4 x 1/7 = (1 x 1)/(4 x 7) = 1/28. 24. 1/5 x 1/6 =
Answer: 1/301/5 x 1/6 = (1 x 1)/(5 x 6) = 1/30. 25. 3/5 x 4/7 =
Answer: 12/353/5 x 4/7 = (3 x 4)/(5 x 7) = 12/35. 26. 5/7 x 5/8 =
Answer: 25/565/7 x 5/8 = (5 x 5)/(7 x 8) = 25/56. 27. 2/9 x 4/9 =
Answer: 8/812/9 x 4/9 = (2 x 4)/(9 x 9) = 8/81. 28. 3/23 x 3/4 =
Answer: 9/923/23 x 3/4 = (3 x 3)/(23 x 4) = 9/92. 29. 5/13 x 11/2 =
Answer: 55/265/13 x 11/2 = (5 x 11)/(13 x 2) = 55/26. 30. 5/12 x 7/4 =
Answer: 35/485/12 x 7/4 = (5 x 7)/(12 x 4) = 35/48. 31. 5/7 x 3/8 =
Answer: 15/565/7 x 3/8 = (5 x 3)/(7 x 8) = 15/56. 32. 7/10 x 3/5 =
Answer: 21/507/10 x 3/5 = (7 x 3)/(10 x 5) = 21/50. 33. 2/3 x 4/7 =
Answer: 8/212/3 x 4/7 = (2 x 4)/(3 x 7) = 8/21. 34. 7/81 x 18/5 =
Answer: 14/45Divide 81 and 18 by 9. So, 7/81 x 18/5 = 7/9 x 2/5 = (7 x 2)/(9 x 5) = 14/45. 35. 5/64 x 24/11 =
Answer: 15/88Divide 64 and 24 by 8. So, 5/64 x 24/11 = 5/8 x 3/11 = (5 x 3)/(8 x 11) = 15/88. 36. 9/84 x 21/13 =
Answer: 9/52Divide 84 and 21 by 21. So, 9/84 x 21/13 = 9/4 x 1/13 = (9 x 1)/(4 x 13) = 9/52. 37. 9/66 x 12/13 =
Answer: 18/143Divide 66 and 12 by 6. So, 9/66 x 12/13 = 9/11 x 2/13 = (9 x 2)/(11 x 13) = 18/143. 38. 3/95 x 15/4 =
Answer: 9/76Divide 95 and 15 by 5. So, 3/95 x 15/4 = 3/19 x 3/4 = (3 x 3)/(19 x 4) = 9/76. 39. 5/36 x 12/13 =
Answer: 5/39Divide 36 and 12 by 12. So, 5/36 x 12/13 = 5/3 x 1/13 = (5 x 1)/(3 x 13) = 5/39. 40. 5/27 x 15/17 =
Answer: 25/153Divide 27 and 15 by 3. So, 5/27 x 15/17 = 5/9 x 5/17 = (5 x 5)/(9 x 17) = 25/153. 41. 9/22 x 16/19 =
Answer: 72/209Divide 22 and 16 by 2. So, 9/22 x 16/19 = 9/11 x 8/19 = (9 x 8)/(11 x 19) = 72/209. 42. 8/63 x 14/15 =
Answer: 16/135Divide 63 and 14 by 7. So, 8/63 x 14/15 = 8/9 x 2/15 = (8 x 2)/(9 x 15) = 16/135. 43. 9/22 x 121/81 =
Answer: 11/189/81 = 1/9 and 121/22 = 11/2. So, 9/22 x 121/81 = (1 x 11)/(2 x 9) = 11/18. 44. 7/40 x 16/21 =
Answer: 2/157/21 = 1/3 and 16/40 = 2/5. So, 7/40 x 16/21 = (1 x 2)/(5 x 3) = 2/15. 45. 4/25 x 35/24 =
Answer: 7/304/24 = 1/6 and 35/25 = 7/5. So, 4/25 x 35/24 = (1 x 7)/(5 x 6) = 7/30. 46. 20/21 x 33/2 =
Answer: 110/720/2 = 10/1 and 33/21 = 11/7. So, 20/21 x 33/2 = (10 x 11)/(7 x 1) = 110/7. 47. 6/77 x 35/72 =
Answer: 5/1326/72 = 1/12 and 35/77 = 5/11. So, 6/77 x 35/72 = (1 x 5)/(11 x 12) = 5/132. 48. 56/27 x 9/32 =
Answer: 7/1256/32 = 7/4 and 9/27 = 1/3. So, 56/27 x 9/32 = (7 x 1)/(3 x 4) = 7/12. 49. 5/24 x 36/35 =
Answer: 3/145/35 = 1/7 and 36/24 = 3/2. So, 5/24 x 36/35 = (1 x 3)/(2 x 7) = 3/14. 50. 8/63 x 27/52 =
Answer: 6/918/52 = 2/13 and 27/63 = 3/7. So, 8/63 x 27/52 = (2 x 3)/(7 x 13) = 6/91.
Try the Quiz : Arithmetic Homework Help : Multiplication of Fractions
