急需有理数的加减混合运算题40道

40道有理数的加减混合运算题,很急!!不要乘除法的!一定要是运算题(计算题),一定要是40道!最好不要有分数,每道计算题里都至少要有一个负数!... 40道有理数的加减混合运算题,很急!!
不要乘除法的!一定要是运算题(计算题),一定要是40道!最好不要有分数,每道计算题里都至少要有一个负数!
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1397405663
2009-10-04
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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
31.50+160÷40
32.120-144÷18+35
33.347+45×2-4160÷52
34(58+37)÷(64-9×5)
35.95÷(64-45)
36.178-145÷5×6+42
37.812-700÷(9+31×11)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35
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2009-09-30 · TA获得超过3244个赞
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(一).
1.39+[-23]+0+[-16]= 0

2.[-18]+29+[-52]+60= 19

3.[-3]+[-2]+[-1]+0+1+2= -3

4.[-301]+125+301+[-75]= 50

5.[-1]+[-1/2]+3/4+[-1/4]= -1

6.[-7/2]+5/6+[-0.5]+4/5+19/6= 1.25

7.[-26.54]+[-6.14]+18.54+6.14= -8

8.1.125+[-17/5]+[-1/8]+[-0.6]= -3

(二)
1、计算:(1)-5-9+3; (2)10-17+8;
(3)-3-4+19-11; (4)-8+12-16-23.

2.计算: (1)-4.2+5.7-8.4+10; (2)6.1-3.7-4.9+1.8;
3.计算:(1)(-36)-(-25)-(+36)+(+72);
(2)(-8)-(-3)+(+5)-(+9);
(3)-9+(-3 )+3 ;
4.计算: (1)12-(-18)+(-7)-15;
(2)-40-28-(-19)+(-24)-(-32);
(3)4.7-(-8.9)-7.5+(-6);

答案: 1、(1)-11;(2)1;(3)1;(4)-35
2、(1)3.1;(2)-0.7;
3、(1)25;(2)-9;(3)-9
4、(1)8;(2)-41;(3)0.1

(三)
1.(-23)-(+59)+(-35)-(+20)=-137
2.[(-20)-(+5)]-[(-5)-(-12)]=-32
3.(-0.6)+0.3-(+7.4)+(-0.64)+(-0.36)=-8.7
4.1-2+3-4+5-6.......+2007-2008+2009=1005
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tzjswwj李
2009-10-03 · TA获得超过564个赞
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45-17)+(9-3)=28+6=34, (45-17)+(9-6)=28+3=31, (45-18)+(9-3)=27+6=33
(45-18)+(9-6)=27+3=30, (45-27)+(9-3)=18+6=24, (45-27)+(9-6)=18+3=21
(45-28)+(9-3)=17+6=23, (45-28)+(9-6)=17+3=20, (46-17)+(8-3)=29+5=34
(46-17)+(8-5)=29+3=32, (46-19)+(8-3)=27+5=32, (46-19)+(8-5)=27+3=30
(46-27)+(8-3)=19+5=24, (46-27)+(8-5)=19+3=22, (46-29)+(8-3)=17+5=22
(46-29)+(8-5)=17+3=20, (54-16)+(9-2)=38+7=45, (54-16)+(9-7)=38+2=40
(54-18)+(9-2)=36+7=43, (54-18)+(9-7)=36+2=38, (54-36)+(9-2)=18+7=25
(54-36)+(9-7)=18+2=20, (54-38)+(9-2)=16+7=23, (54-38)+(9-7)=16+2=18
(57-18)+(6-2)=39+4=43, (57-18)+(6-4)=39+2=41, (57-19)+(6-2)=38+4=42
(57-19)+(6-4)=38+2=40, (57-38)+(6-2)=19+4=23, (57-38)+(6-4)=19+2=21
(57-39)+(6-2)=18+4=22, (57-39)+(6-4)=18+2=20, (63-15)+(9-2)=48+7=55
(63-15)+(9-7)=48+2=50, (63-18)+(9-2)=45+7=52, (63-18)+(9-7)=45+2=47
(63-45)+(9-2)=18+7=25, (63-45)+(9-7)=18+2=20, (63-48)+(9-2)=15+7=22
(63-48)+(9-7)=15+2=17, (64-25)+(8-1)=39+7=46, (64-25)+(8-7)=39+1=40
(64-29)+(8-1)=35+7=42, (64-29)+(8-7)=35+1=36, (64-35)+(8-1)=29+7=36
(64-35)+(8-7)=29+1=30, (64-39)+(8-1)=25+7=32, (64-39)+(8-7)=25+1=26
(67-18)+(5-2)=49+3=52, (67-18)+(5-3)=49+2=51, (67-19)+(5-2)=48+3=51
(67-19)+(5-3)=48+2=50, (67-28)+(5-1)=39+4=43, (67-28)+(5-4)=39+1=40
(67-29)+(5-1)=38+4=42, (67-29)+(5-4)=38+1=39, (67-38)+(5-1)=29+4=33
(67-38)+(5-4)=29+1=30, (67-39)+(5-1)=28+4=32, (67-39)+(5-4)=28+1=29
(67-48)+(5-2)=19+3=22, (67-48)+(5-3)=19+2=21, (67-49)+(5-2)=18+3=21
(67-49)+(5-3)=18+2=20, (72-14)+(9-3)=58+6=64, (72-14)+(9-6)=58+3=61
(72-18)+(9-3)=54+6=60, (72-18)+(9-6)=54+3=57, (72-54)+(9-3)=18+6=24
(72-54)+(9-6)=18+3=21, (72-58)+(9-3)=14+6=20, (72-58)+(9-6)=14+3=17
(73-14)+(8-2)=59+6=65, (73-14)+(8-6)=59+2=61, (73-19)+(8-2)=54+6=60
(73-19)+(8-6)=54+2=56, (73-54)+(8-2)=19+6=25, (73-54)+(8-6)=19+2=21
(73-59)+(8-2)=14+6=20, (73-59)+(8-6)=14+2=16, (81-24)+(9-3)=57+6=63
(81-24)+(9-6)=57+3=60, (81-27)+(9-3)=54+6=60, (81-27)+(9-6)=54+3=57
(81-35)+(9-2)=46+7=53, (81-35)+(9-7)=46+2=48, (81-36)+(9-2)=45+7=52
(81-36)+(9-7)=45+2=47, (81-45)+(9-2)=36+7=43, (81-45)+(9-7)=36+2=38
(81-46)+(9-2)=35+7=42, (81-46)+(9-7)=35+2=37, (81-54)+(9-3)=27+6=33
(81-54)+(9-6)=27+3=30, (81-57)+(9-3)=24+6=30, (81-57)+(9-6)=24+3=27
(83-14)+(7-2)=69+5=74, (83-14)+(7-5)=69+2=71, (83-19)+(7-2)=64+5=69
(83-19)+(7-5)=64+2=66, (83-24)+(7-1)=59+6=65, (83-24)+(7-6)=59+1=60
(83-29)+(7-1)=54+6=60, (83-29)+(7-6)=54+1=55, (83-54)+(7-1)=29+6=35
(83-54)+(7-6)=29+1=30, (83-59)+(7-1)=24+6=30, (83-59)+(7-6)=24+1=25
(83-64)+(7-2)=19+5=24, (83-64)+(7-5)=19+2=21, (83-69)+(7-2)=14+5=19
(83-69)+(7-5)=14+2=16, (86-27)+(4-1)=59+3=62, (86-27)+(4-3)=59+1=60
(86-29)+(4-1)=57+3=60, (86-29)+(4-3)=57+1=58, (86-57)+(4-1)=29+3=32
(86-57)+(4-3)=29+1=30, (86-59)+(4-1)=27+3=30, (86-59)+(4-3)=27+1=28
(91-24)+(8-3)=67+5=72, (91-24)+(8-5)=67+3=70, (91-27)+(8-3)=64+5=69
(91-27)+(8-5)=64+3=67, (91-34)+(8-2)=57+6=63, (91-34)+(8-6)=57+2=59
(91-37)+(8-2)=54+6=60, (91-37)+(8-6)=54+2=56, (91-54)+(8-2)=37+6=43
(91-54)+(8-6)=37+2=39, (91-57)+(8-2)=34+6=40, (91-57)+(8-6)=34+2=36
(91-64)+(8-3)=27+5=32, (91-64)+(8-5)=27+3=30, (91-67)+(8-3)=24+5=29
(91-67)+(8-5)=24+3=27, (92-34)+(7-1)=58+6=64, (92-34)+(7-6)=58+1=59
(92-38)+(7-1)=54+6=60, (92-38)+(7-6)=54+1=55, (92-54)+(7-1)=38+6=44
(92-54)+(7-6)=38+1=39, (92-58)+(7-1)=34+6=40, (92-58)+(7-6)=34+1=35
(93-15)+(6-2)=78+4=82, (93-15)+(6-4)=78+2=80, (93-18)+(6-2)=75+4=79
(93-18)+(6-4)=75+2=77, (93-75)+(6-2)=18+4=22, (93-75)+(6-4)=18+2=20
(93-78)+(6-2)=15+4=19, (93-78)+(6-4)=15+2=17, (94-16)+(5-2)=78+3=81
(94-16)+(5-3)=78+2=80, (94-18)+(5-2)=76+3=79, (94-18)+(5-3)=76+2=78
(94-76)+(5-2)=18+3=21, (94-76)+(5-3)=18+2=20, (94-78)+(5-2)=16+3=19
(94-78)+(5-3)=16+2=18, (95-27)+(4-1)=68+3=71, (95-27)+(4-3)=68+1=69
(95-28)+(4-1)=67+3=70, (95-28)+(4-3)=67+1=68, (95-67)+(4-1)=28+3=31
(95-67)+(4-3)=28+1=29, (95-68)+(4-1)=27+3=30, (95-68)+(4-3)=27+1=28
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2009-09-29 · TA获得超过787个赞
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1) (-1.5)-(+1又1/2)
2) (-3又1/3)+3又1/8-(+1/6)+(-1/2)
3) (-16)+(-5又3/8+24)-(-5/8)
4) (0.25)-(-1/4)-(-5又3/4)
5) (4又2/3-(-1又11/12)-(+17又1/4)
6) (-5)-(+9)-(-3)
7) 1/2+(-2/3)+4/5+(-1/2)+(-1/3)+(-1/3)
8) (+4又1/5)+(-5/6)+3.2-(+1/6)
9) (-1.5)+4又1/4+2.75+(-5又1/2)
10) (-0.8)+1.2+(-0.7)+3.5
11) 11/2+{1/2-(-4)}
12) 27/5-{-(-2+18/5)}
13) (-2又3/7)+(3又1/3)+(-1又4/7)
14) (0-3又2/11+(-6)-(+5又3/11)
15) 1/2+(-2/3)+(-4/5)+(-11)
16) (+4.4)-(-0.1)-(-3又1/2)
17) 6.1-(-3.7)-(+4.9)-(-9.8)
18) (-2又3/7)+(-3又1/6)+(1又4/7)
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就不62
2009-10-02 · TA获得超过512个赞
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-5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3 7.2-(-5)+83+(-0.7)
(2)8+(-6.45)-42+91
(3)(-20)+(+3)-(-5)-7
(4)(-8)+10+2-57
(5)5.9+8.4-(-78)+(-3.8)
(6)4.8-(-69)+6.5-(-77)
(7)(-8)-61-(31)+(-2.9)
(8)9.3+(-7.2)-(+3)+5.2
(9)(-5)+13-(-5.8)-(-54)
(10)(+13)-9.6+(-20)
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