我要五十道分数简便运算题(五年级的)

1个回答

  • 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

    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 1.125×560 2.45×71+29×45 32 3.13.6×8×12533 4.13.6-4.25-5.75+6.4 34.18.3-6.25-3.75+12.7 35 2.64×101 36 3.25×125×40×8 37.0.6+0.94-0.208 38.24.63-(4.63-1.85) 39.(64-224÷14)×12 40 0.9+1.08+0.92+0.141 13.59-6.91-0.09 42 983×(3.8+2.2)+0.237×1000 43 0.8×(35+65)×5÷100 44 30-[17.8+(6.2+38÷10)] 45 4.73×18+83×73 1.25×32×0.25 4.7×1.25×1.6 2.5×(13×4)46 1.25×88 1.25×64×0.2547 4.6×0.35+4.6×0.65 48 0.95×8.6-7.6×0.95 49 2.4×1.87-2.4×0.87 50 4.18+4.18×99 2.55×1.5+1.5+6.45×1.5