七年级上有理数混合运算运算题带(200道) 要200道,一定要带.
(1) (-9)-(-13)+(-20)+(-2)
初一混合运算100道 初一混合运算100道方程
初一混合运算100道 初一混合运算100道方程
(2) 3+13-(-7)/6
(3) (-2)-8-14-13
(4) (-7)(-1)/7+8
(5) (-11)4-(-18)/18
(6) 4+(-11)-1/(-3)
(7) (-17)-6-16/(-18)
(8) 5/7+(-1)-(-8)
(9) (-1)(-1)+15+1
(10) 3-(-5)3/(-15)
(11) 6(-14)-(-14)+(-13)
(12) (-15)(-13)-(-17)-(-4)
(13) (-20)/13/(-7)+11
(14) 8+(-1)/7+(-4)
(15) (-13)-(-9)16(-12)
(16) (-1)+419+(-2)
(17) (-17)(-9)-20+(-6)
(18) (-5)/12-(-16)(-15)
(19) (-3)-13(-5)13
(20) 5+(-7)+17-10
(21) (-10)-(-16)-13(-16)
(22) (-14)+4-19-12
(23) 513/14/(-10)
(24) 3117/(-10)
(25) 6+(-12)+15-(-15)
(26) 15/9/13+(-7)
(27) 2/(-10)1-(-8)
(28) 11/(-19)+(-14)-5
(29) 19-16+18/(-11)
(30) (-1)/19+(-5)+1
(31) (-5)+19/10(-5)
(32) 11/(-17)(-13)12
(33) (-8)+(-10)/817
(34) 7-(-12)/(-1)+(-12)
(35) 12+12-19+20
(36) (-13)(-11)20+(-4)
(37) 17/(-2)-2(-19)
(38) 1-12(-16)+(-9)
(39) 13(-14)-15/20
(40) (-15)(-13)-6/(-9)
(41) 15(-1)/12+7
(42) (-13)+(-16)+(-14)-(-6)
(43) 1412(-20)(-13)
(44) 17-9-20+(-10)
(45) 12/(-14)+(-14)+(-2)
(46) (-15)-12/(-17)-(-3)
(47) 6-3/9/(-8)
(48) (-20)(-15)10(-4)
(49) 7/(-2)(-3)/(-14)
(50) 13/218(-7)
(51) 135+6+3
(52) (-15)/5/3+(-20)
(53) 194+17-4
(54) (-11)-(-6)(-4)(-9)
(55) (-16)+16-(-8)(-13)
(56) 16/(-1)/(-10)/(-20)
(57) (-1)-(-9)-9/(-19)
(58) 1320(-13)4
(59) 11(-6)-3+18
(60) (-20)+(-12)+(-1)+(-12)
(61) (-19)-3(-13)4
(62) (-13)/3-58
(63) (-15)/1+17(-18)
(64) (-13)/3/19/8
(65) (-3)/(-13)/205
(66) 3/12/(-18)-18
(67) 5(-19)/13+(-6)
(68) 4+4(-19)-11
(69) (-2)+17-5+(-1)
(70) 9+(-3)19(-19)
(71) (-12)-(-6)+17/2
(72) 15(-5)-(-3)/5
(73) (-10)2/(-1)/4
(74) (-8)16/(-6)+4
(75) 2-11+12+10
(76) (-3)+(-20)(-7)(-9)
(77) (-15)+8-17/7
(78) (-14)10+182
(79) (-7)+2-(-17)19
(80) (-7)/18/1+1
(81) 11/(-9)-(-16)/17
(82) 15+56-(-8)
(83) (-13)(-18)+18/(-6)
(84) 11-(-1)/11(-6)
(85) (-4)+(-12)+19/6
(86) (-18)/(-1)/(-19)+2
(87) 9(-8)(-6)/11
(88) 20(-3)(-5)+1
(89) (-18)-2+(-11)/20
(90) 151+417
() 1-10+(-14)/(-1)
(92) 10+(-4)(-19)+(-12)
(93) 15/14/57
(94) 8+(-13)/3+1
(95) (-14)+6+(-2)(-14)
(96) (-5)/(-13)/4+7
(97) (-15)/(-2)/(-12)+(-2)
(98) (-17)-(-20)-20(-10)
(99) (-7)-10-13/3
(100) (-20)+(-18)+11+9
:
1 -18
2 103/6
3 -37
4 9
5 -43
6 -(20/3)
7 -(199/9)
8 54/7
9 17
10 2
11 -83
12 216
13 1021/
14 27/7
15 -1741
16 73
17 127
18 -(2885/12)
19 842
20 5
21 214
22 -41
23 -(13/28)
24 -(51/10)
25 24
26 -(268/39)
27 39/5
28 -(372/19)
29 15/11
30 -(77/19)
31 -(29/2)
32 1716/17
33 -(117/4)
34 -17
35 25
36 2856
37 59/2
38 184
39 -(731/4)
40 587/3
41 23/4
42 -37
43 43680
44 -22
45 -(118/7)
46 -(192/17)
47 145/24
48 -12000
49 -(3/4)
50 -819
51 74
52 -21
53 89
54 205
55 -104
56 -(2/25)
57 161/19
58 -13520
59 -51
60 -45
61 137
62 -(133/3)
63 -321
64 -(13/456)
65 3/52
66 -(1297/72)
67 -(173/13)
68 -83
69 9
70 1092
71 5/2
72 -(372/5)
73 5
74 76/3
75 13
76 -1263
77 -(66/7)
78 -104
79 318
80 11/18
81 -(43/153)
82 53
83 231
84 115/11
85 -(77/6)
86 20/19
87 432/11
88 301
89 -(411/20)
90 83
5
92 74
93 3/2
94 14/3
95 20
96 369/52
97 -(21/8)
98 203
99 -(64/3)
100 -18
以上回答你满意么?
100道初一加减混合运算
1.23+(-73)
2.(-84)+(-49)
3.7+(-2.04)
4.4.23+(-7.57)
5.(-7/3)+(-7/6)
6.9/4+(-3/2)
7.3.75+(2.25)+5/4
8.-3.75+(+5/4)+(-1.5)
9.(-17/4)+(-10/3)+(+13/3)+(11/3)
10.(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
11.(+1.3)-(+17/7)
12.(-2)-(+2/3)
13.|(-7.2)-(-6.3)+(1.1)|
14.|(-5/4)-(-3/4)|-1-5/4-|-3/4|
15.(-2/199)(-7/6-3/2+8/3)
16.-4(-3)51/6
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+42 420+580-64×21÷28
37. 420+580-64×21÷28
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35
41.(58+37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6
45.6-1.6÷4
46.7.2÷0.8-1.2×5
47.6.5×(4.8-1.2×4)
48.10.15-10.75×0.4-5.7
49.5.8×(3.87-0.13)+4.2×3.74
50.32.52-(6+9.728÷3.2)×2.5
51.-5+58+13+90+78-(-56)+50
52.-72-57/(3
53.(-7)2/(1/3)+79/(3+6/4)
54.123+456+789+98/(-4)
55.369/33-(-54-31/15.5)
56.39+{3x[42/2x(3x8)]}
57.9x8x7/5x(4+6)
58.11x22/(4+12/2)
59.94+(-60)/10
60.[-18]+29+[-52]+60
初一有理数混合运算100道
-1+-2 -78x2 56+(-98) 77除-10 100x-1 123+-200 ......................
再推理 .OK!!!!!!
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求一百道初一有理数混合运算题,要带加减乘除的正负数和分数是等式的,不要带号和次幂的,要简单点
(1) (-9)-(-13)+(-20)+(-2)
(2) 3+13-(-7)/6
(3) (-2)-8-14-13
(4) (-7)(-1)/7+8
(5) (-11)4-(-18)/18
(6) 4+(-11)-1/(-3)
(7) (-17)-6-16/(-18)
(8) 5/7+(-1)-(-8)
(9) (-1)(-1)+15+1
(10) 3-(-5)3/(-15)
(11) 6(-14)-(-14)+(-13)
(12) (-15)(-13)-(-17)-(-4)
(13) (-20)/13/(-7)+11
(14) 8+(-1)/7+(-4)
(15) (-13)-(-9)16(-12)
(16) (-1)+419+(-2)
(17) (-17)(-9)-20+(-6)
(18) (-5)/12-(-16)(-15)
(19) (-3)-13(-5)13
(20) 5+(-7)+17-10
(21) (-10)-(-16)-13(-16)
(22) (-14)+4-19-12
(23) 513/14/(-10)
(24) 3117/(-10)
(25) 6+(-12)+15-(-15)
(26) 15/9/13+(-7)
(27) 2/(-10)1-(-8)
(28) 11/(-19)+(-14)-5
(29) 19-16+18/(-11)
(30) (-1)/19+(-5)+1
(31) (-5)+19/10(-5)
(32) 11/(-17)(-13)12
(33) (-8)+(-10)/817
(34) 7-(-12)/(-1)+(-12)
(35) 12+12-19+20
(36) (-13)(-11)20+(-4)
(37) 17/(-2)-2(-19)
(38) 1-12(-16)+(-9)
(39) 13(-14)-15/20
(40) (-15)(-13)-6/(-9)
(41) 15(-1)/12+7
(42) (-13)+(-16)+(-14)-(-6)
(43) 1412(-20)(-13)
(44) 17-9-20+(-10)
(45) 12/(-14)+(-14)+(-2)
(46) (-15)-12/(-17)-(-3)
(47) 6-3/9/(-8)
(48) (-20)(-15)10(-4)
(49) 7/(-2)(-3)/(-14)
(50) 13/218(-7)
先给你50道
ghj
求初一有理数混合运算100题.有
1、多项式-abx2+ x3- ab+3中,项的系数是 ,次数是 。
2、计算:①100×103×104 = ;②-2a3b4÷12a3b2 = 。
3、(8xy2-6x2y)÷(-2x)=
4、一个正方体的棱长为2×102毫米,则它的体积是 毫米3。
5、(a+2b-3c)(a-2b+3c)=[a+ ( )]·[a-( )] 。
6、(-3x-4y) ·( ) = 9x2-16y2。
7、已知正方形的边长为a,如果它的边长增加4,那么它的面积增加 。
8、如果x+y=6, xy=7, 那么x2+y2= , (x-y)2= 。
三、计算题(每小题5分,共30分)
15、2(x3)2·x3-(2 x3)3+(-5x)2·x7
16、(-2a3b2c) 3÷(4a2b3)2- a4c·(-2ac2)
17、-2a2( ab+b2)-5a(a2b-ab2)
18、(3x3-2)(x+4)-(x2-3)(3x-5)
19、9(x+2)(x-2)-(3x-2)2
20、[(x+y)2-(x-y2)+4xy] ÷(-2x)
四、先化简,再求值(每小题7分,共14分)
21、(3a-7)(3a+7)-2a( -1) , 其中a=-3
22、[(3x- y 2)+3y(x- )] ÷[(2x+y)2-4y(x+ y)] ,其中x=-7.8, y=8 检举
回答人的补充 2009-08-17 09:12 (1).(x-1)-(2x+1)=-x-2
(2).3(x-2)+2(1-2x)=-x-4
(3).3(2b-3a)+3(2a-3b)=-3a-3b
(4).(3x^2-xy-2y^2)-2(X^2+xy-2y^2)=(3x-y)(x+2y)-(x+2y)(x-y)=3y(x+2y)
(5)7a^b-(-4a^b+5ab^2)-2(2a^2b-3ab^2)=7a^b+4a^b-5ab^-4a^b+6ab^=-a^b+ab^=ab(b-a)
100×103×104 = ;②-2a3b4÷12a3b2 =
、(8xy2-6x2y)÷(-2x)=
、(a+2b-3c)(a-2b+3c)=[a+ ( )]·[a-( )]
、(-3x-4y) ·( ) = 9x2-16y2。
、(a+2b-3c)(a-2b+3c)=[a+ ( )]·[a-( )]
2(x3)2·x3-(2 x3)3+(-5x)2·x7
1.(2a+3b)(2a-b)
2.(2x+y-1)的平方
解1.(2a+3b)(2a-b) 用十字相乘法 吧
2 2 =4a2-3b2+4ab
3 -1
2.(2x+y-1)的平方 =4x2+y2+4xy +1-4x-2y
(3) 2(ab-3)(4)-3(ab2c+2bc-c) (5)(―2a3b) (―6ab6c) (6) (2xy2) 3yx
(1)2ab(5ab2+3a2b) (2)
三、巩固练习:
1、判断题:
(1) 3a3·5a3=15a3 ( )
(2) ( )
(3) ( )
(3) -x2(2y2-xy)=-2xy2-x3y ( )
2、计算题:
(3) (4) -3x(-y-xyz)
(5) 3x2(-y-xy2+x2) (6) 2ab(a2b- c)
(7) (a+b2+c3)·(-2a) (8) [-(a2)3+(ab)2+3]·(ab3)