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1、六年级脱式计算(计算提升道题) 作者: 日期:六年级数学托式计算240题1. 3/7 49/9 - 4/3 2. 8/9 15/36 + 1/27 3. 12 5/6 - 2/9 3 4. 8 5/4 + 1/4 5. 6 3/8 - 3/8 6 6. 4/7 5/9 + 3/7 5/9 7. 5/2 -(3/2 + 4/5 ) 8. 7/8 +(1/8 + 1/9 ) 9. 9 5/6 + 5/6 10. 3/4 8/9 - 1/3 11. 7 5/49 + 3/14 12. 6 (1/2 + 2/3 ) 13. 8 4/5 + 8 11/5 14. 31 5/6 - 5/6 16. 5/9
2、 18- 14 2/7 17. 4/5 25/16 + 2/3 3/4 18. 14 8/7 - 5/6 12/15 20. 3 2/9 + 1/3 21. 5/7 3/25 + 3/7 23. 1/5 2/3 + 5/6 24. 9/22 + 1/11 1/2 25. 5/3 11/5 + 4/3 26. 45 2/3 + 1/3 15 27. 7/19 + 12/19 5/6 28. 1/4 + 3/4 2/3 29. 8/7 21/16 + 1/2 30. 101 1/5 - 1/5 21 31.5016040 32.120-14418+35 33.347+452-416052 34。(
3、58+37)(64-95) 35.95(64-45) 38.85+14(14+20826) 39.(284+16)(512-820818) 40.120-36418+35 41.(58+37)(64-95) 42.(6.8-6.80.55)8.5 43.0.12 4.80.124.8 44.(3.21.5+2.5)1.6 45.6-1.64 46.7.20.8-1.2547.6.5(4.8-1.24)= 48.10.15-10.750.4-5.7 49.5.8(3.87-0.13)+4.23.74 50.32.52(6+9.7283.2)2.5 51.(375+1034)+(966+125)
4、52.(2130+783+270)+1017 53.99+999+9999+99999 54.7755(2187+755) 55.2214+638+286 56.30657381065 57.899+344 58.2357183317357 59.23651086214 60.497299 61.2370+1995 62.3999+498 63.1883398 64.1225 65.7524 66.138254 67.(13125)(38) 68.(12+24+80)50 69.70425 70.2532125 71.32(25+125) 72.88125 73.10276 74.5898 7
5、5.178101178 76.8436+6484 77.7599+275 78.83102832 79.98199 80.123181233+85123 81.50(344)3 82.25(24+16) 83.17899+178 84.7942+79+7957 85.7300254 86.8100475 87.16800120 88.301002100 89.32000400 90.49700700 91.124824 92.315015 93.480025 94.21500125 95.12343-4323 96.1757525 97.480075+36 98.47.83-(6.83+13.
6、5) 99.(947599)7664 100.2800 100789 1.(36% + 12% - 12%)362. 3/43/5+3/42/5 3. (1-1/4+8/9)/7/9 4. 2/3+1/6/3/24+2/21 5. 18/153/5 6. 10-3/4/9/10-1/6 7. (1/3+1/2)/5/6-1/3/1/7 8. 2/3/5+3/5/2+3/4 9. 1/(2-2/3/1/2)2/5 10. 323.25678 11. 7 5/49 + 3/14 12. 6 (1/2 + 2/3 ) 13. 8 4/5 + 8 11/5 14. 31 5/6 5/6 15. 9/7
7、 -( 2/710/21 ) 16. 5/9 18 14 2/7 17. 4/5 25/16 + 2/3 3/4 18. 14 8/7 5/6 12/15 19. 17/32 3/4 9/24 20. 3 2/9 + 1/3 21. 5/7 3/25 + 3/7 22. 3/14 2/3 + 1/6 23. 1/5 2/3 + 5/6 24. 9/22 + 1/11 1/2 25. 5/3 11/5 + 4/3 26. 45 2/3 + 1/3 15 27. 7/19 + 12/19 5/6 28. 1/4 + 3/4 2/3 29. 8/7 21/16 + 1/2 30. 101 1/5 1
8、/5 21 31.5016040 32.120-14418+35 33.347+452-416052 34(58+37)(64-95) 35.95(64-45) 36.178-14556+42 37.812-700(9+3111) 38.85+14(14+20826) 39.(284+16)(512-820818) 40.120-36418+35 41.(58+37)(64-95) 42.(6.8-6.80.55)8.5 43.0.12 4.80.124.8 44.(3.21.5+2.5)1.6 45.6-1.64= 46.7.20.8-1.25= 47.6.5(4.8-1.24)= 48.1
9、0.15-10.750.4-5.7 49.5.8(3.87-0.13)+4.23.74 50.32.52-(6+9.7283.2)2.5 51. 3/7 49/9 - 4/3 52. 8/9 15/36 + 1/27 53. 12 5/6 2/9 3 54. 8 5/4 + 1/4 55. 6 3/8 3/8 6 56. 4/7 5/9 + 3/7 5/9 57. 5/2 -( 3/2 + 4/5 ) 58. 7/8 + ( 1/8 + 1/9 ) 59. 9 5/6 + 5/6 60. 3/4 8/9 - 1/3 61. 7 5/49 + 3/14 62. 6 ( 1/2 + 2/3 ) 6
10、3. 8 4/5 + 8 11/5 64. 31 5/6 5/6 65. 9/7 - ( 2/7 10/21 ) 66. 5/9 18 14 2/7 67. 4/5 25/16 + 2/3 3/4 68. 14 8/7 5/6 12/15 69. 17/32 3/4 9/24 70. 3 2/9 + 1/3 71. 5/7 3/25 + 3/7 72. 3/14 2/3 + 1/6 73. 1/5 2/3 + 5/6 74. 9/22 + 1/11 1/2 75. 5/3 11/5 + 4/3 76. 45 2/3 + 1/3 15 77. 7/19 + 12/19 5/6 78. 1/4 +
11、 3/4 2/3 79. 8/7 21/16 + 1/2 80. 101 1/5 1/5 2181. (15.6+9.744/2.4)0.5 82. 2.881/0.43-3.50.24 83. 13.50.68/8.5 84. 43.6-7.64.1 85. (86.9+667.6)/50.3 86. (73.5+80.5)/(10+12) 87. (7.815+5.110+65)/(15+10+5) 88. 12.53-1.352-9.3 89. 0.8(4-3.75)/0.1 90. 6-1.3(10-7.3) 91. 3/7 49/9 - 4/3 92. 8/9 15/36 + 1/2
12、7 93. 12 5/6 2/9 3 94. 8 5/4 + 1/4 95. 6 3/8 3/8 6 96. 4/7 5/9 + 3/7 5/9 97. 5/2 -( 3/2 + 4/5 ) 98. 7/8 + ( 1/8 + 1/9 ) 99. 9 5/6 + 5/6 100. 3/4 8/9 - 1/3 1. 3/7 49/9 - 4/3 2. 8/9 15/36 + 1/27 3. 12 5/6 2/9 3 4. 8 5/4 + 1/4 5. 6 3/8 3/8 6 6. 4/7 5/9 + 3/7 5/9 7. 5/2 -( 3/2 + 4/5 ) 8. 7/8 + ( 1/8 + 1
13、/9 ) 9. 9 5/6 + 5/6 10. 3/4 8/9 - 1/3 11. 7 5/49 + 3/14 12. 6 ( 1/2 + 2/3 ) 13. 8 4/5 + 8 11/5 14. 31 5/6 5/6 15. 9/7 -( 2/7 10/21 ) 16. 5/9 18 14 2/7 17. 4/5 25/16 + 2/3 3/4 18. 14 8/7 5/6 12/15 19. 17/32 3/4 9/24 20. 3 2/9 + 1/3 21. 5/7 3/25 + 3/7 22. 3/14 2/3 + 1/6 23. 1/5 2/3 + 5/6 24. 9/22 + 1/11 1/2 25. 5/3 11/5 + 4/3 26. 45 2/3 + 1/3 15 27. 7/19 + 12/19 5/6 28. 1/4 + 3/4 2/3 29. 8/7 21/16 + 1/2 30. 101 1/5 1/5 21 31.5016040 32.120-14418+35 33.347+452-416052 34(58+37)