初一数学上册计算题大全281Word文件下载.docx
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(-300)(-5)4+22(-1)2507
7
111
(-—)×
(-—+—)×
017÷
[(-2)2-(-1]
828
145
(—-—)÷
(-—)18-(-19)+2+(-18)
536
14
(—+—)×
(-80)(-4)2+43(-1)2655
35
(-15)÷
(-15)13÷
(-2)-9.5-(-19.5)
11
(-—)-6+[-4+(-13-7)](-5)2+43
78
-20-7+(-26)+(-15)-0.5-(-4.2)-(-4.4)+1.9
211411
(—+—)-(—-—)1.1-(-—)+(-5.2)+—
986755
-(5a-3)x-4(8+6a)
13x-4(9b-7z)-(4x-b)-4(4a-4a)
1
—(6+4x)-z-3(7a+9bc+3)
2
-—(b+c)+—(m+n)4(7b-y)+8(n-3q)
42
6n+(7n-9)n+(2n+6d)+(8d-n)
-8(6b-3)-7b9+(5m+9)+(3m+4)
3(-ab-7a)-(7a-5b)18(abc-6a)-3(3a+7abc)
9(xy-3z)-(-xy-9z)-2(pq-pr)+(9pq-pr)
7x1
—x-—=—0.1x-0.7=0.1-0.2x
643
81
—-3x=4+—x3(x-3)+9(x+1)=18
94
13
—(5x-7)=—x-53x+6(16-x)=-5
95
y+1y+3
——=3+——1.5x-3(x-9)=45
26
12
—(2-2x)=—(3x+3)4(4x+5)=5
97
55
(-—)+(-—)+(-1)6÷
[(-3)3×
(-3)]
814
—-(-—)+(-—)29-(-16)-6×
(-12)
985
(-0.4)÷
—×
(-40)(-5)4-13(-1)1831
(-—)÷
017+[(-2)2+(-4]
566
175
(—-—)-(-—)27+(-28)-4+(-11)
384
11
(—-—)×
(-50)(-1)2+52(-1)2517
52
(-8)-(-17)7÷
(-11)-2+(-23.5)
(-—)2+[0+(-7-2)](-5)3+12
46
-31+12+(-12)-(-13)-0.1+(-2.6)+(-4.4)-3.7
211124
(—+—)+(—+—)7.4+(-—)-(-7.5)-—
335755
-(3a+8)z-4(4-2c)
20m-4(9n+2t)-(6m-n)-4(2a+8c)
—(16+8z)-t-5(7b-2xy+7)
8
-—(x+y)-—(s+t)3(7a-x)-3(m+8q)
76
7m-(8m+6)9m-(3m-7q)+(6q+5m)
-3(6n-4)-4n6-(4n+2)-(9n+10)
7(ab-6a)-(2a+6b)4(abc-6a)-8(2a+7abc)
5(xy-2z)-(-xy+6z)-3(pq-pr)-(6pq-pr)
5x1
—x-—=—0.8x+0.3=8.3-8.6x
629
21
—+8x=3-—x5(x-6)+8(x+5)=3
52
—(7x+8)=—x+32x-7(8-x)=-8
25
y-2y+2
——=5+——4.5x+3(x-1)=45
—(5-3x)=—(3x+5)7(3x-2)=7
87