初一数学上册计算题专项训练55Word文档格式.docx
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13
(—+—)×
(-80)(-3)2+13(-1)1048
24
(-13)-(-3)11÷
(-5)-13+(-7)
11
(-—)8+[-1+(-3-7)](-5)4-43
98
-17-12-(-5)-(-4)7.5+(-6)+(-4.2)-8.5
211371
(—+—)-(—+—)2.9-(-—)-(-3.8)+—
997555
-(5m-8)z-2(4-4c)
10m+5(2n+2z)-(3m+n)-3(6m-9c)
1
—(12+6z)+z-3(5b-6ab-6)
2
-—(x+y)+—(m+n)3(8b-y)+9(m-7p)
72
9m+(9m+3)9m+(9m+6s)-(7s+m)
2(8a-9)+3a4-(9b-5)+(6b-8)
6(-ab-3a)-(8a+3b)10(abc-4a)-2(9a+8abc)
9(xy+7z)-(-xy-7z)-7(pq+pr)-(5pq+pr)
7x1
—x+—=—0.7x+0.7=1-6.6x
383
21
—-9x=8-—x5(x-8)-6(x-5)=6
77
13
—(3x-7)=—x+98x-7(6+x)=-4
95
y-3y-3
——=3-——3x+9.5(x-8)=20
45
0.6x+0.9=5.8-5.8x3(8x-4)=12
64
(-—)-(-—)-(-1)14-[(-1)3÷
(-4)]
2110
—-(-—)+(-—)21+(-30)-2-(-19)
389
(-0.4)÷
(-900)(-1)2-33(-1)2406
9
(-—)×
011÷
[(-4)3×
(-3]
463
114
(—+—)+(-—)8+(-15)-6×
(-10)
665
81
(-50)(-3)2+53(-1)1456
75
(-12)×
(-17)16+(-5)12.5-(-10)
(-—)0+[-5+(-11-4)](-2)3+54
58
19-1-(-25)-(-8)3.3+(-1.5)+(-0.5)+8.1
211427
(—+—)-(—+—)5.4-(-—)-(-2.7)-—
569555
-(9a-3)y-7(3+9b)
12m+4(7b+4c)-(8m+b)-8(8a-6b)
6
—(16-2y)+c-3(9b+3ab+6)
7
-—(a+b)+—(e+f)2(6a+x)-2(n+4p)
32
-9y+(3y-1)y-(7y+3z)+(6z+y)
4(9s+3)+9s5-(5y+4)-(8y-6)
8(ab-5a)-(6a-7b)9(abc-3a)+4(4a-7abc)
2(xy-2z)-(-xy-8z)-2(pq-pr)-(4pq-pr)
—x-—=—0.4x+0.7=6.4-6.4x
649
—-3x=8+—x8(x+7)-7(x+6)=4
93
12
—(4x-6)=—x+86x+4(1+x)=-4
75
y+2y+3
——=8+——5x+0.5(x-8)=35
35
0.2x-0.9=6.7+4.4x9(2x+2)=15
14
(-—)-(-—)-(-1)8-[(-2)3×
(-5)]
511
—-(-—)+(-—)6-(-12)-3-(-19)
623
(-0.9)÷
—÷
(-700)(-1)4-43(-1)1535
3
024+[(-4)3-(-1]
949
131
(—+—)÷
(-—)11+(-23)-7-(-10)
522
11
(-70)(-3)3+12(-1)2982
73
(-3)+(-16)18-(-1)-1-(-0.5)
(-—)-(-—)11+[1-(-19-6)](-3)4+44
88
31-8+(-18)+(-23)-4.1-(-7.3)+(-4.2)+5.9
211146
(—+—)+(—+—)4.2+(-—)-(-3.6)+—
337755
-(4m-1)x-9(9+9a)
17x+5(6y+3c)-(8x+y)-5(9m+8a)
—(14+10x)-c-7(2d-7ab+5)
5
-—(b+c)+—(e+f)4(7a+y)+6(m-2p)
34
8x-(8x-8)x+(2x+6c)+(9c-4x)
-3(4s-5)-7s4-(2x-5)-(2x-8)
2(-ab+8a)-(4a+8b)16(abc+2a)-5(4a-9abc)
7(xy+6z)+(-xy-5z)-4(pq+pr)-(9pq-pr)
—x+—=—0.3x+0.6=7.4-1.2x
81
—+6x=9-—x2(x+7)+8(x+7)=18
—(7x-8)=—x-12x+2(14-x)=-4
85
y-3y+1
——=7+——4x-3.5(x-4)=30
46
0.7x+0.1=7.4-4.9x6(3x-1)=20
12
(-—)+(-—)-(-5)19+[(-1)3+(-4)]
10110
—-(-—)+(-—)6+(-13)-3×
(-11)
969
(-0.9)×
(-3)(-1)2-23(-1)1624
(-—-—)×
029÷
[(-3)2+(-1]
629
(—+—)-(-—)13+(-13)+2-(-13)
875
61
(-70)(-3)2-43(-1)1170
53
(-3)-(-5)4×
(-6)-2+(-11.5)
(-—)+(-—)-16-[-1+(-4+1)](-5)3-32
43
32-8+(-18)+(-20)-3.1+(-6.8)+(-1.1)+4.1
211326
(—+—)-(—+—)6.6-(-—)-(-6.6)+—
793555
-(6y-1)z-6(4-9c)
2x+2(8b+3t)-(2x-b)+4(3y+3c)
—(14-6z)-t-2(4c-3xy-1)
8
-—(x+y)-—(e+f)3(7b+y)+6(m+2p)
93
2y-(8y+5)4y-(9y-8p)+(6p-y)
7(9t+7)-9t2-(3y+7)-(3y+10)
8(ab+3a)-(6a+3b)13(abc+7a)-5(8a-5abc)
5(xy-2z)+(-xy+7z)-7(pq+pr)-(4pq-pr)
5x1
—x-—=—0.5x+0.6=8.5-5.9x
646
—-2x=2+—x6(x+6)-9(x-8)=4
78
—(5x+6)=—x-39x-2(14-x)=-4
35
y-2y-3
——=6-——4x+6(x+7)=15
36
0.3x-0.2=5.8+7x8(3x+9)=16
(-—)-(-—)-(-5)27÷
[(-4)2-(-1)]
716
—+(-—)-(-—)27-(-30)+3-(-17)
865
(-600)(-2)2+23(-1)2998
7
03×
[(-2)2+(-1]
727
161
(-—)27+(-10)+6-(-10)
358
36
(-10)(-3)3+23(-1)1326
45
(-14)-(-16)18+(-14)14+(-23)
(-—)-15-[-3-(-20+4)](-1)4-32
69
34+14+(-24)+(-17)-8+(-2.4)-(-3.6)+2.5
211492
(—-—)-(—+—)5.1-(-—)+(-6.3)-—
968555
-(9y+2)x+4(5-2a)
15m-6(2b-5c)-(4m-b)+7(9y-7a)
—(12-2x)+c-3(6c-9mn-6)
-—(a+b)-—(e+f)5(9b+x)+3(m-5p)
-4y-(7y+4)7y+(6y+9p)-(7p-y)
5(8b-2)+8b4+(4a-6)-(7a+6)
7(ab+7a)+(2a+7b)8(abc-8a)+5(5a-2abc)
8(xy+9z)-(-xy-6z)-6(pq-pr)-(4pq-pr)
—x-—=—0.9x+0.2=9.7-4.2x
666
—+8x=1+—x5(x+6)+7(x-5)=4
11
—(3x-9)=—x-35x-3(11+x)=-7
y+1y-2
——=9+——5x+7(x+3)=25
0.5x-0.5=6.7-0.9x6(2x+2)=9