分数加减递等题五年级的分数加减法递等式,要有带分数的,假分数的,可以简便的,都要有,30题,

1个回答

  • 1.1/2+1/3-1/4+1/5-1/6=

    2.1/2-1/2-1/2+1/2=

    3.(23/4-3/4)+(3*6+2)

    4. 3/7 + 49/9 + 4/7

    5. 8/9 + 1/3 + 1/27

    6. 12+ 5/6 – 2/9 ×3

    7. 8+ 5/4 + 1/4

    8. 6÷ 3/8 – 3/8 ÷6

    9. 4/7 +5/9 + 3/7 × 5/9

    10. 5/2 -( 3/2 + 4/5 )

    11. 7/8 + ( 1/8 + 1/9 )

    12. 9 × 5/6 + 5/6

    13. 3/4 × 8/9 - 1/3

    14. 7 × 5/49 + 3/14

    15. 6 ×( 1/2 + 2/3 )

    16. 8 × 4/5 + 8 × 11/5

    17. 31 × 5/6 – 5/6

    18. 9/7 - ( 2/7 – 10/21 )

    19. 5/9 × 18 – 14 × 2/7

    20. 4/5 × 25/16 + 2/3 × 3/4

    21. 14 × 8/7 – 5/6 × 12/15

    22. 17/32 – 3/4 × 9/24

    23. 3 × 2/9 + 1/3

    24. 5/7 × 3/25 + 3/7

    25. 3/14 ×× 2/3 + 1/6

    26. 1/5 × 2/3 + 5/6

    27. 9/22 + 1/11 ÷ 1/2

    28. 5/3 × 11/5 + 4/3

    29. 45 × 2/3 + 1/3 × 15

    30. 7/19 + 12/19 × 5/6