跪求6年级85道四则运算试题,要附答案!!!! 谢谢大家若按我要求回答的我必定有重赏!!!
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1. 3/7 × 49/9 - 4/3 =1 2. 8/9 × 15/36 + 1/27=11/27 3. 12× 5/6 – 2/9 ×3=28/3 4. 8× 5/4 + 1/4=41/4 5. 6÷ 3/8 – 3/8 ÷6 =255/16 6. 4/7 × 5/9 + 3/7 × 5/9=5/9 7. 5/2 -( 3/2 + 4/5 )=1/5 8. 7/8 + ( 1/8 + 1/9 )=10/9 9. 9 × 5/6 + 5/6=25/3 10. 3/4 × 8/9 - 1/3=1/3 11. 7 × 5/49 + 3/14=13/14 12. 6 ×( 1/2 + 2/3 )=7 13. 8 × 4/5 + 8 × 11/5 =24 14. 31 × 5/6 – 5/6 =25 15. 9/7 - ( 2/7 – 10/21 )=31/21 16. 5/9 × 18 – 14 × 2/7=6 17. 4/5 × 25/16 + 2/3 × 3/4=7/4 18. 14 × 8/7 – 5/6 × 12/15=46/3 19. 17/32 – 3/4 × 9/24 =1/4 20. 3 × 2/9 + 1/3=1 21. 5/7 × 3/25 + 3/7= 18/35 22. 3/14 ×2/3 + 1/6 =13/42 23. 1/5 × 2/3 + 5/6= 29/30 24. 9/22 + 1/11 ÷ 1/2=13/22 25. 5/3 × 11/5 + 4/3= 5 26. 45 × 2/3 + 1/3 × 15= 35 27. 7/19 + 12/19 × 5/6=17/19 28. 1/4 + 3/4 ÷ 2/3= 11/8 29. 8/7 × 21/16 + 1/2 =2 30. 101 × 1/5 – 1/5 × 21= 16 31.(58+370)÷(64-45)= 428/19 32.120-144÷18+35 =147 33.347+45×2-4160÷52 =357 34(58+37)÷(64-9×5)= 5 35.95÷(64-45)= 5 36.420+580-64×21÷28= 952 37.812-700÷(9+31×11)=810 38.85+14×(14+208÷26)= 393 39.(284+16)×(512-8208÷18)=1180 40.120-36×4÷18+35=147 41.(58+37)÷(64-9×5)=5 42.(6.8-6.8×0.55)÷8.5 =9/25 43.0.12× 4.8÷0.12×4.8= 576/25 44.(3.2×1.5+2.5)÷1.6=73/16 45. (136+64)×(65-345÷23)=10000 46.18.1+(3-0.299÷0.23)×1 =99/5 47.(6.8-6.8×0.55)÷8.5 =9/25 48.0.12× 4.8÷0.12×4.8 =576/25 49.(3.2×1.5+2.5)÷1.6 =73/16 50.6-1.6÷4=28/5 51.7.2÷0.8-1.2×5=3 52.6.5×(4.8-1.2×4)= 0 53.10.15-10.75×0.4-5.7 =3/20 54.5.8×(3.87-0.13)+4.2×3.74 =187/5 55.32.52-(6+9.728÷3.2)×2.5 =248/25 56.[(7.1-5.6)×0.9-1.15] ÷2.5 =2/25 57.5.4÷[2.6×(3.7-2.9)+0.62] =49/25 58.12×6÷(12-7.2)-6 =9 59.12×6÷7.2-6 =4 60.33.02-(148.4-90.85)÷2.5=10 61.(58+370)÷(64-45) =428/19 62.120-144÷18+35 =147 63.347+45×2-4160÷52 =357 64(58+37)÷(64-9×5) =5 65.95÷(64-45) =5 66.178-145÷5×6+42 =46 67.(136+64)×(65-345÷23)=10000 68.85+14×(14+208÷26) =193 69) 1.2×2.5+0.8×2.5 =5 70) 8.9×1.25-0.9×1.25 =10 71) 12.5×7.4×0.8 =74 72) 9.9×6.4-(2.5+0.24)=3031/50 73.(284+16)×(512-8208÷18) =16800 74.120-36×4÷18+35 =147 75.(58+37)÷(64-9×5) =5 76.(6.8-6.8×0.55)÷8.5 =0.36 77.0.12× 4.8÷0.12×4.8 =23.04 78.(3.2×1.5+2.5)÷1.6 =73/16 79.6-1.6÷4= 28/5 80.7.2÷0.8-1.2×5= 3 81.6.5×(4.8-1.2×4)= 0 82.10.15-10.75×0.4-5.7 =3/20 83.5.8×(3.87-0.13)+4.2×3.74 =187/5 84.32.52-(6+9.728÷3.2)×2.5 =248/25 85.[(7.1-5.6)×0.9-1.15] ÷2.5 =2/25 86.5.4÷[2.6×(3.7-2.9)+0.62] =2 87.12×6÷(12-7.2)-6 =9 88.9405-2940÷28×21 =7200 89.920-1680÷40÷7 =914 90.690+47×52-398 =2736 91.148+3328÷64-75 =3465 92.360×24÷32+730 =3200 93.2100-94+48×54 =4598 94.51+(2304-2042)×23 =6077 95.4215+(4361-716)÷81 =4260 96.(247+18)×27÷25 =1431/5 97.36-720÷(360÷18) =0 98.1080÷(63-54)×80 =9600 99.(528+912)×5-6178 =1022 100.8528÷41×38-904=7000 (1)3643-74+6357-76=9850 (2)39×24+39×46+39×30=3900 (3)108×35=3780 (4)345×98=33810 (5)25×64×125×5=1000000 (6)8500÷25=340 (7)94×73+27×94=9400 (8)125×79=9875 (9)1.2×99=118.8 (10)9÷0.25=36 (11)4.7×5.9+5.2×4.7-4.7×0.1=51.7 (12)3.6×2.4+36×0.76=36 (13)(3.25×7+3.25)×0.125=3.25 (14)37.5÷8÷1.25=3.75 (15)1.11-8.5×(7.1-0.11)×0=1.11 (16)17/18-11/27-5/18-7/27=0 (17)9/10+5/6+9/10-5/6=1.8 (18)1.3+1/4-1/2+1/4-0.2÷4=1.25 (19)12.5×88=1100 (20)4.8÷(1.6×0.2)=15 (21)3.2×0.25×1.25= (22)1/3+1/6+1/9+1/18= (23)(3/11+0.87+0.23-3/11)÷0.03= (24)0.5×[3/4-(7/16-0.25)]=9/32 (25)1999+999×999=1000000 (26)12.75-(3/8+3/4)=93/8 (27)(1.2+0.25)×3×4=17.4 (28)0.375×101-37.5=3/8 (29)7.2×1000÷125=57.6 (30)53/6+37/4-23/6=14.25 (31)10-(1/2+1/10)=9.4 (32)24700-5278÷26×108=2776 (33)3-5/13-8/13=2 (34)532.7-2.47=530.23 (35)0.084×7.5=0.63 (36)913.5÷0.29=3150 (37)6.55×3.45=9039/400 (38)124÷3.1=40 (39)0.1435÷1.5=287/3000 (40)275+2254÷5-100=625.8 (41)4÷(1÷0.4)=1.6 (42)1÷0.2+(2-0.7)×5=11.5 (43)9×3-1.7+13.4=38.7 (44)22-0.8÷2=21.6 (45)4×(12.6-9)+8=22.4 (46)22.2-4.8+3.2-12=8.6 (47)0.3×5+3-4.5=0 (48)2x1.5x0.8=2.4 (49)0.8x6+16=20.8 (50)1+0.2x1.6=4.2 (51)1.5+0.9×3.6=4.74 (52)3/4÷0.75+3=4 (53)2.8×4.5+72×0.5=48.6 (54)0.6x0.1x2=0.12 (55)280+720=1000 (56)1076-86=990 (57)32×0.25=8 (58)1/3+1/5=8/15 (59)30²=900 (60)0.1÷1%=10 (61)3.14×7=21.98 (62)2/5-1/4=0.15 (63)6300÷70=90 (64)45×3/15=9 (65)1/7-1/9=2/63 (66)36-4/9=320/9 (67)45-0.5=44.5 (68)5/6-1/6=2/3 (69)2/5+1/2=0.9 (70)3/4+1/6=11/12 (71)2x2/5+27/5=6.2 (72)24x1.2-4=24.8 (73)6.5+2x16.5=39.5 (74)8.1÷27×3=0.9 (75)1-2/5-17/50=13/50 (76)4/7-2/5=6/35 (77)264+318-8280÷69 =462 (78)5/6-1/4+2/3=5/4 (79)11/28+(5/14+3/7)=33/28 (80)7-(3/4-2/5)=133/20 (81)285+(3000-372)÷36 =358 (82)796-5040÷(630÷7)=740 (83)3168-7828÷38+504 =-100656 (84)1406+735×9÷45 =1553 (85)14.6-(4.6+7.2)=14/5 (86)1-1/2-1/3-1/6=0 (87)3/10-7/30+4/10=7/15 (88)999×85+854×(6.5÷1.3)=89185 (89)1.5-0.05×(1.5-1.5)=3/2 (90)9/10-(1/6+3/5)=2/15 (91)4/3-(2/5+3/10)=19/30 (92)2/5+1/3+3/5=4/3 (93)20-(5.35+0.15)+6.3=104/5 (94)1/2-(3/4-3/8)=1/8 (95)7/8-5/12+1/6=5/8 (96)(174+209)×26- 9000 =958 (97)814-(278+322)÷15=774 (98)2/5+3/5+3/7-3/9=23/21 (99)5/6+5/12=5/4 (100)1-(8/13+5/13)=0



