初一数学上册计算题天天练强烈推荐32Word文档格式.docx
《初一数学上册计算题天天练强烈推荐32Word文档格式.docx》由会员分享,可在线阅读,更多相关《初一数学上册计算题天天练强烈推荐32Word文档格式.docx(14页珍藏版)》请在冰豆网上搜索。
113
4+—-—5×
(-16)+17×
(-16)
918
855
(-+-)×
-(-114)×
14÷
(-24)
744
166
-(—-—-—)×
2103×
[8-(-5)2]
657
6、合并同类项。
-7n+(7n+4)3n-(7n-5d)-(2d+n)
-4(7a+3)+6a9-(9y+8)+(2y-5)
5(ab-3a)-(4a+2b)20(abc+5a)-6(5a+5abc)
3(xy-2z)+(-xy+9z)-7(pq-pr)+(3pq+pr)
7、解方程。
7x1
—x-—=—0.2x-0.5=3.9+4.5x
389
81
—-8x=4-—x4(x+5)-8(x+7)=9
37
11
—(4x-2)=—x-85x+2(13-x)=-6
25
y+3y+1
——=3+——1x-0.5(x+8)=45
25
12
—(1+4x)=—(2x-5)9(8x+7)=7
77
4
-4—,4.5,0,1.6
—,13,-10,-9.6
8
2—,-4.6,-4,0.8
(1)-16与2
(2)-4.75与-1.75(3)|-4.8|与|0.2|
(4)-—与-—(5)10与-|-1|(6)|-22.4|与|-8.9|
23
71
3-—-—29×
(-2)+1×
(-2)
612
121
-(-84)×
10×
(-27)
535
114
-(—+—-—)×
366×
[15-(-1)3]
343
2m-(7m+9)m-(8m-5s)+(8s+m)
7(3m-7)+6m10+(4a+5)-(2a-10)
2(-ab-5a)-(3a-2b)5(abc-8a)-4(5a-3abc)
9(xy-9z)-(-xy-2z)-7(pq+pr)-(6pq+pr)
—x+—=—0.8x-0.7=4-6.4x
386
21
—+7x=9+—x7(x-4)-9(x-6)=7
52
—(7x-5)=—x+95x+5(19-x)=-8
65
y-3y+3
——=7+——5x-5.5(x+5)=5
35
—(3+3x)=—(4x+2)2(5x-9)=3
45
-3—,-3,0,0.8
—,2,13,-4.8
-7—,-3.6,1,-0.24
9
(1)-16与1
(2)-2.25与1.75(3)|-5.2|与|3.5|
(4)-—与-—(5)7与-|-5|(6)|-20.8|与|-1.4|
99
77
2-—+—18×
(-18)-20×
(-18)
315
794
(-+-)÷
-(-108)×
2×
(-6)
883
537
1289×
[7-(-4)2]
448
2x-(7x+4)x-(5x+8d)+(4d+x)
-2(4m-4)+8m3-(7n+7)-(3n-7)
6(ab+7a)-(7a-4b)4(abc-2a)-3(4a-2abc)
9(xy+8z)-(-xy+8z)-3(pq-pr)-(5pq+pr)
5x1
—x-—=—0.4x+0.1=0.9-7.3x
663
—+2x=5+—x3(x-2)-2(x+4)=17
34
—(9x-4)=—x-12x-7(8-x)=-1
75
y-3y-2
——=1+——2x+7(x-5)=10
36
—(5-3x)=—(5x-3)8(6x-4)=17
27
-1—,-2,0,-0.8
—,-13.5,0,1.5
4—,0.2,-8,0.16
(1)-17与1
(2)-5与1(3)|-7.8|与|2.8|
(4)-—与-—(5)10与-|-4|(6)|-46.6|与|-1|
51
3+—+—19×
(-19)-21×
(-19)
312
154
-(-66)÷
18÷
(-9)
865
742
-(—-—+—)×
543×
[10+(-3)3]
633
3n-(3n+5)3n-(6n+3d)+(7d+3n)
-9(3a+9)-7a4-(4b-6)+(9b+9)
5(ab-7a)-(2a-2b)19(abc-2a)-7(7a+2abc)
7(xy-2z)+(-xy+2z)-7(pq+pr)-(6pq+pr)
—x-—=—0.8x-0.9=4.1+2x
949
—+3x=7+—x5(x+8)-8(x-4)=4
14
—(9x-2)=—x+54x+2(16-x)=-9
85
——=2+——4.5x+8.5(x+8)=40
—(3-4x)=—(4x-3)2(6x+5)=19
67
5—,-4,0,-4.8
-—,-6,-18,-6.1
5—,-3,8,0.64
(1)-9与-8
(2)-2.25与0.75(3)|-6.2|与|-3.5|
(4)-—与-—(5)16与-|-5|(6)|-92.6|与|-5.4|
95
17
5-—-—10×
(-10)+15×
(-10)
618
536
4÷
(-15)
445
415
1006×
[1-(-2)2]
554
2n-(2n+4)3n+(3n+9s)-(9s+2n)
-4(4t+5)+4t5-(5m+2)+(5m+1)
6(ab+2a)-(5a+8b)8(abc+9a)+4(6a+9abc)
6(xy+8z)-(-xy-2z)-7(pq-pr)-(5pq-pr)
—x-—=—0.3x+0.1=5.6+4.8x
986
—-4x=3+—x8(x+7)-8(x-6)=4
55
13
—(7x+1)=—x+67x-5(7+x)=-4
y+3y-1
——=6+——0.5x-8(x-3)=5
—(1+4x)=—(3x+3)7(9x+5)=7
29