六年级分数小数口算练习题.doc

1、六年级口算练习题六年级口算练习题 2 1 2 1 = 3 2 4 3 = 12 3 2 = 4 1 3= 5 4 2 1 = 9 8 4= 4 5 5 4 = 5 6 5 = 3 2 3 2 = 4 1 3 1 = 1 13 2 2= 26 5 13= 6 5 5 2 = 8 3 3= 136 2 1 = 2 1 5 2 = 156= 6 5 5= 9 5 18= 7 6 5 6 = 226 2 1 = 7 6 2= 5 3 2 1 = 7 1 2 1 = 24 3 2 = 8 3 5 4 = 2 8 5 8 4 = 5 9 3 2 = 11 8 8= 4 1 3 1 = 5 3 15= 2

2、1 4 3 = 4 3 3 2 = 314 7 1 = 30 7 5 = 9 8 4= 339= 8 7 4 3 = 3 2 2 3 = 3 1 27= 5 4 3= 5 4 10 7 = 4 1 8= 4 4 1 3= 46 7 2 = 40 6 5 = 430.1= 26 13 12 = 3 8 3 8 = 1258= 6 7 1 = 10 7 7 5 = 3 2 3 2 = 7 6 6= 5 2 2 1 = 9 8 4= 0.5 4 1 = 45 14 21 15 = 100 3 2 = 88 3 22 = 1 2 1 2 1 = 14 4 3 = 12 3 2 = 1254= 110

3、8 5 = 3 1 4= 4 5 5 4 = 15 17 60= 58 12 36 29 = 12 3 1 = 4 3 8= 22 3 11= 10 7 5 = 7 6 3 2 = 2 1 3 2 = 5 3 3 2 = 4 5 5 12 = 20 6 5 = 260.5= 4.12= 22 11 2 = 4 21 7 4 = 2 1 2= 7 5 3 2 = 35 4 3 = 18 5 1= 12 4 3 = 31 3 5 = 7 2 3 2 = 28 3 14 = 40 6 1 = 3 2 2 1 = 5 4 2 1 = 6 5 8 7 = 245= 9 8 9 8 = 9 2 6 3 =

4、 6 5 3 2 = 41 3 2 = 9 4 3 = 254= 6 7 3 5 = 2 1 3 1 = 2 1 3 1 = 2 1 10 3 = 5 4 2 1 = 9 8 4= 4 5 5 4 = 56 5 = 3 2 3 2 = 4 1 3 1 = 13 2 2= 26 5 13= 6 5 5 2 = 8 3 3= 362 1 = 2 1 5 2 = 5 6= 6 5 5= 9 5 18= 7 6 5 6 = 262 1 = 7 6 2= 5 3 2 1 = 7 1 2 1 = 243 2 = 8 3 5 4 = 8 5 8 4 = 5 9 3 2 = 11 8 8= 4 1 3 1 =

5、 5 3 15= 2 1 4 3 = 4 3 3 2 = 147 5 = 17 5 = 9 8 4= 31.95= 8 7 4 3 = 3 2 2 3 = 3 1 27= 5 4 3= 5 4 10 7 = 4 1 8= 4 1 3= 67 2 = 06 5 = 6.3 0.7= 26 13 12 = 3 8 3 8 = 125 8= 1 3 2 = 94 3 = 5 2 2 1 = 9 8 4= 0.5 4 1 = 45 14 21 15 = 67 1 = 10 7 7 5 = 3 2 3 2 = 7 6 6= 5 2 2 1 = 9 8 4= 0.5 4 1 = 45 14 21 15 =

6、 1003 2 = 88 3 22 = 2 1 2 1 = 44 3 = 123 2 = 25 4= 108 5 = 3 1 4= 4 5 5 4 = 15 17 60= 58 12 36 29 = 123 1 = 4 3 8= 22 3 11= 107 5 = 7 6 3 2 = 2 1 3 2 = 5 3 3 2 = 4 5 5 12 = 06 5 = 6 0.5= 8.4 4.2= 5 11 2 = 4 21 7 4 = 2 1 2= 7 5 3 2 = 5 4 3 = 18 5 1= 124 3 = 13 5 = 7 2 3 2 = 28 3 14 = 06 1 = 3 2 2 1 =

7、 5 4 2 1 = 6 5 8 7 = 24 5= 9 8 9 8 = 9 2 6 3 = 6 5 3 2 = 1 3 2 = 94 3 = 5 8 4 5 = 0.25 3 4= 2 1 + 2 1 = 3 2 4 3 = 2+ 3 2 = 6 1 3= 5 4 2 1 = 9 8 4= 4 5 4 5 = 56 5 = 3 2 3 2 = 4 1 2 1 = 13 2 2= 24 5 8= 4 5 5 3 = 8 5 5= 363 1 = 2 1 5 2 = 12 9= 2 5 5= 12 5 18= 7 6 5 6 = 382 1 = 17 6 3= 5 3 2 1 = 7 1 2 1

8、 = 123 2 = 16 5 5 4 = 8 3 2 1 = 5 3 9 2 = 15 8 8= 4 1 3 1 = 5 3 15= 2 1 4 3 = 4 3 3 2 = 34 17 3 = 14 3 = 4 1 4= 52.57= 1 4 3 = 3 2 2 3 = 3 2 15= 5 6 3= 5 4 10 7 = 6 1 8= 4 1 3= 67 2 = 0 1.02= 5.4 0.09= 39 13 12 = 5 8 4 5 = 0.25 3 4= 8 3 5 16 = 0.875 7 16 = 9 4 8 3 = 3 5 5= 03 8 = 7 4 3 2 = 7 2 2 12

9、7 4= 4 16 3 = 124 9 = 8 75 5= 12 9 16 3 2 3 84 9 3 5 5 3 12 5 4= 4 3 16 = 274 9 = 8 75 5= 18 9 16 3 2 3 84 9 3 5 3 5 5 4 8 5 9 7 7 9 2.4 50= 9 4 3= 53 1 = 2 1 3 1 = 7 2 9 3 7 2 = 25 21 42= 5 4 4 3 = 8.7 0.2= 4 0.25= 7 1 14= 3 2 6 5 = 1.25 8= 3 5 8 5 = 7 6 2 3 = 6 1.2= 11 4 4= 9 4 8 3 = 3 5 5= 03 8 =

10、 7 4 3 2 = 7 2 2 4 16 3 = 124 9 = 3 2 5 8 5 3 16 = 8 3 5 16 = 0.875 7 16 = 9 2 9 5 = 1 7 6 = 5 3 5 4 = 10 7 10 3 = 4 5 5 4 = 15 17 3 1 = 6 7 3 5 = 2 1 3 1 = 2 1 + 3 1 = 2 1 - 10 3 = 2 1 2 1 = 183 2 = 4 1 3= 3 2 3 2 = 4 1 3 1 = 6 5 5 2 = 8 3 + 2 1 = 2 1 5 2 = 15 12= 6 5 12= 9 5 5= 7 6 5 6 = 282 1 = 7

11、 6 14= 5 3 2 1 = 7 1 2 1 = 24 3 2 = 8 3 5 4 = 8 5 - 8 4 = 5 9 3 2 = 11 8 8= 4 1 3 1 = 2 1 4 3 = 4 3 3 2 = 27 5 = 9 8 3= 8 7 4 3 = 3 2 2 3 = 5 4 20= 5 4 10 7 = 4 1 36= 4 1 1.25= 67 1 = 10 7 7 5 = 5 2 2 1 = 23 2 = 33 3 22 = 2 1 4 3 = 3 2 4= 8 5 3 1 = 15 2 15 3 71.4 5 3 0.6 1.25 5 4 8 5 4 3 1 （ 3 1 4 1

12、 ）12 8 3 5 2 = 4 3 8 3 = 12 11 6 5 12 1 3 4 3 3 4 3 = 3.2 2 1 9 2 81= 78216 85.23.25 2 1 3 1 2 4 1 2 0.9990.99 4 9 27 1 = 2 82.53.25 10 7 7 1 2 1 8= 3 1 4 1 = 5 7 5 = 27 4 16 9 = 2 3 2 2= 1 2 1 6 = 5 3 7 3 15 17 3 1 = 4 5 5 4 = 5 3 5 4 = 4 3 5 1 = 12 8 3 = 5 4 2 3 = 12 5 3 = 10 9 5 3 = 3 5 8 5 = 9 5

13、 15 = 03 8 = 7 4 3 2 = 7 2 2 1. 2 1 2 1 = 2. 3 2 4 3 = 3.12 3 2 = 4. 4 1 3= 5. 5 4 2 1 = 6. 9 8 4= 7. 4 5 5 4 = 8.5 6 5 = 9. 3 2 3 2 = 10. 4 1 3 1 = 11. 13 2 2= 12. 26 5 13= 13. 6 5 5 2 = 14. 8 3 3= 15.36 2 1 = 16. 2 1 5 2 = 17.56= 18. 6 5 5= 19. 9 5 18= 20. 7 6 5 6 = 21.26 2 1 = 22. 7 6 2= 23. 5 3

14、2 1 = 24. 7 1 2 1 = 25.24 3 2 = 26. 8 3 5 4 = 27. 8 5 8 4 = 28. 5 9 3 2 = 29. 11 8 8= 30. 4 1 3 1 = 31. 5 3 15= 32. 2 1 4 3 = 33. 4 3 3 2 = 34.14 7 5 = 35.1 7 5 = 36. 9 8 4= 37.31.95= 38. 8 7 4 3 = 39. 3 2 2 3 = 40. 3 1 27= 41. 5 4 3= 42. 5 4 10 7 = 43. 4 1 8= 44. 4 1 3= 45.6 7 2 = 46.0 6 5 = 47.6.3

15、0.07= 48.26 13 12 = 49. 3 8 3 8 = 50.1258= 51.0 6 1 = 52. 3 2 2 1 = 53. 5 4 2 1 = 54. 6 5 8 7 = 55.245= 56. 9 8 9 8 = 57. 9 2 6 3 = 58. 6 5 3 2 = 59.1 3 2 = 60.9 4 3 = 1.6 7 1 = 2. 10 7 7 5 = 3. 3 2 3 2 = 4. 7 6 6= 5. 5 2 2 1 = 6. 9 8 4= 7.0.5 4 1 = 8. 45 14 21 15 = 9.100 3 2 = 10.88 3 22 = 11. 2 1

16、2 1 = 12.4 4 3 = 13.12 3 2 = 14.254= 15.10 8 5 = 16. 3 1 4= 17. 4 5 5 4 = 18. 15 17 60= 19. 58 12 36 29 = 20.12 3 1 = 21. 4 3 8= 22. 22 3 11= 23.10 7 5 = 24. 7 6 3 2 = 25. 2 1 3 2 = 26. 5 3 3 2 = 27. 4 5 5 12 = 28.0 6 5 = 29.60.5= 30.8.44.2= 31.5 11 2 = 32. 4 21 7 4 = 33. 2 1 2= 34. 7 5 3 2 = 35.5 4

17、 3 = 36. 18 5 1= 37.12 4 3 = 38.1 3 5 = 39. 7 2 3 2 = 40.28 3 14 = 41.0 6 1 = 42. 3 2 2 1 = 43. 5 4 2 1 = 44. 6 5 8 7 = 45.245= 46. 9 8 9 8 = 47. 9 2 6 3 = 48. 6 5 3 2 = 49.1 3 2 = 50.9 4 3 = 51. 4 1 8= 52. 4 1 3= 53.24 3 2 = 54. 8 3 5 4 = 55. 8 5 8 4 = 56. 5 9 3 2 = 57. 11 8 8= 58. 4 1 3 1 = 59. 5

18、3 15= 60. 2 1 4 3 = 3.63.60.36= 70.36= 714= 114= 1 5 2 5 3 = 1= 1 4 1 = = 1 1 4 1 = 1= 1 4 1 = 1= 1 4 1 = 37= 375= 5= 9 90.9= 0.9= （ 4 1 3 1 ）24= 7224= 720.4= 720.4= 720.4= 0.4= 2424 4 3 = 0.2= 0.2 5 1 = 1= 1 2 3 3 2 = 25= 252424 4.24.20.20.2 12120.20.2 1.251.258 8 3 38 8= = 100.1=100.1= 0.80.812.51

19、2.5= = 8.18.10.030.03= = 1 .51 .50.50.5= = 10100.50.5 0.50.51010 15 2 15 3 7 71.41.4 72.872.80.80.8 5 3 0.60.6 1.251.25 5 4 8 8 5 4 3 1 10100.90.9 12 11 6 5 12 1 8 3 5 2 = = 3 3 4 3 = = 26.2626.2626= 26= 4.574.576.43= 6.43= 7.97.911117.9= 7.9= 3.143.143 3 2 2= = 1 10.10.130= 30= 2 20.20.22= 2= 4 3 8 3 = = 1.81.84 40.50.5= = 3.23.2 2 1 9 2 8181 2 1 3 1 2 2 4 1 2 2 4 9 27 1 = = 0.990.999 90.990.99 3 1 4 1 = 5= 57 5 = = 10 7 7 7 7.25+2.75= 97.25+2.75= 9. .8 89898 0.1250.1259 98 = 8 = 1 1 2 1 8 81 1 2 1 2 2 27 4 16 9 = = 2 23 2 2=2= 5 9 6=