小学五年级分数计算题

小学五年级分数计算题 小学五年级分数计算题 94? 3/8 – 3/8 ?6 6/2 -( 3/2 + 4/5 ) 1/8 + 1/9 ) 8 + ( 2/3?1/2,1/4×2/5 2,6/13?9/26,2/3 2/9，1/2?4/5，3/8 10?5/9，1/6×4 1/2×2/5，9/10?9/20 5/9×3/10，2/7?2/5 23,8/9×1/27?1/27 8×5/6，2/5?4 1/2，3/4×5/12×4/5 8/9×3/4,3/8?3/4 5/8?5/4，3/23?9/11 6? 3/8 – 3/8 ?6 5/2 -( 3/2 + 4/5 ) 7/8 + ( 1/8 + 1/9 ) 9 × 5/6 + 5/6 3/4 × 8/9 - 1/3 7 × 5/49 + 3/14 6 ×( 1/2 + 2/3 ) 8 × 4/5 + 8 × 11/5 31 × 5/6 – 5/6 9/7 - ( 2/7 – 10/21 ) 17/32 – 3/4 × 9/24 3 × 2/9 + 1/3 5/7 × 3/25 + 3/7 3/14 ×× 2/3 + 1/6 1/5 × 2/3 + 5/6 9/22 + 1/11 ? 1/2 1/4 + 3/4 ? 2/3 8/7 × 21/16 + 1/2 101 × 1/5 – 1/5 × 21 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 ) 1/8 + 1/9 ) 8. 7/8 + ( 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 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 3/2 + 4/5 ) 7. 5/2 -( 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 75?〔138?(100-54)〕 85×(95,1440?24) 80400,(4300，870?15) 240×78?(154-115) 1437×27，27×563 〔75-(12+18)〕?15 2160?〔(83-79)×18〕 280，840?24×5 325?13×(266,250) 85×(95,1440?24) 58870?(105，20×2) 1437×27，27×563 81432?(13×52，78) [37.85-(7.85+6.4)] ×30 156×[(17.7-7.2)?3] (947,599)，76×64 36×(913,276?23) [192,(54，38)]×67 [(7.1-5.6)×0.9-1.15]?2.5 81432?(13×52，78) 5.4?[2.6×(3.7-2.9)+0.62] (947,599)，76×64 60,(9.5，28.9)]?0.18 2.881?0.43 ,0.24×3.5 20×[(2.44,1.8)?0.4，0.15] 28-(3.4 1.25×2.4) 0.8×〔15.5-(3.21 5.79)〕 (31.8 3.2×4)?5 194,64.8?1.8×0.9 36.72?4.25×9.9 3.416?(0.016×35) 0.8×[(10,6.76)?1.2] (136+64)×(65-345?23) (6.8-6.8×0.55)?8.5 0.12× 4.8?0.12×4.8 (58+37)?(64-9×5) 812-700?(9+31×11) (3.2×1.5+2.5)?1.6 85+14×(14+208?26) 120-36×4?18+35 (284+16)×(512-8208?18) 9.72×1.6-18.305?7 4/7?[1/3×(3/5-3/10)] (4/5+1/4)?7/3+7/10 12.78,0?( 13.4，156.6 ) 37.812-700?(9+31×11) (136+64)×(65-345?23) 3.2× (1.5+2.5)?1.6 (58+37)?(64-9×5) 85+14×(14+208?26) (6.8-6.8×0.55)?8.5 (284+16)×(512-8208?18) 0.12× 4.8?0.12×4.8 (3.2×1.5+2.5)?1.6 120-36×4?18+35 10.15-10.75×0.4-5.7 5.8×(3.87-0.13)+4.2×3.74 347+45×2-4160?52 32.52-(6+9.728?3.2)×2.5 87(58+37)?(64-9×5) [(7.1-5.6)×0.9-1.15] ?2.5 (3.2×1.5+2.5)?1.6 5.4?[2.6×(3.7-2.9)+0.62] 12×6?(12-7.2)-6 3.2×6+(1.5+2.5)?1.6 (3.2×1.5+2.5)?1.6 5.8×(3.87-0.13)+4.2×3.74 148.4,90.85)?2.5 33.02,(