数学练习题.docx
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数学练习题
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
1.口算下面各题
(1)58+42=
(2)87-45=
(3)125×8=
(4)50×12=
(5)804÷4=
(6)134+66=
(7)1000-98=
(8)720÷5=
(9)0÷47=
2.先填写下面各题的运算顺序,再计算出得数。
(1)168+36-36+32=
(2)153-5×14+83=
(3)50×5÷50×5=
4.用简便方法计算:
(1)3786-499
(2)32×25×125
(3)1653-338-662
(4)7987+350+2013+450
(5)38×38+62×38
(6)452+99×452
(7)201×79
(8)50×125×4×8
5.计算下面各题:
(1)340×(120-40÷8)
(2)45×(720-1957÷19)
(3)86+[4500+(2088÷36)÷2]
(4)396×[74-(4875÷15-13×21)]
(5)[1054-(174-168)]÷8
(6)6048÷[(107-99)×9]
脱式计算。
408-12×24
(46+28)×6042×50-1715÷5
32+105÷5
(108+47)×52
420×(327-238)
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
5000-56×23
125×(97-81)
6942+480÷3
304×32-154
20+80÷4-20=
100÷(32-30)×0=
25×4-12×5=
70×〔(42-42)÷18〕=
75×65+75×35=
用简便方法计算下面各题
1、89+124+11+26+48
2、875-147-23
3.25×125×40×8
4、147×8+8×53
5、125×64
6、0.9+1.08+0.92+0.1
用简便方法计算
189+124+11+26+48
②875-147-23
2147×8+8×53
3125×64
计算下面各题.
1.280+840÷24×5
2.85×(95-1440÷24)
3.58870÷(105+20×2)
4.80400-(4300+870÷15)
5.1437×27+27×563
6.81432÷(13×52+78)
7.125×(33-1)
8.37.4-(8.6+7.24-6.6)
计算。
(1)156×107-7729
(2)37.85-(7.85+6.4)
(3)287×5+96990÷318
(4)1554÷[(72-58)×3]
脱式计算
2800÷100+789
(947-599)+76×64
1.36×(913-276÷23)
2.(93+25×21)×9
3.507÷13×63+498
4.723-(521+504)÷25
5.384÷12+23×371
6.(39-21)×(396÷6)
(1)156×[(17.7-7.2)÷3]
(2)[37.85-(7.85+6.4)]×30
(3)28×(5+969.9÷318)
(4)81÷[(72-54)×9]
57×12-560÷35
848-640÷16×12
960÷(1500-32×45)
[192-(54+38)]×67
138×25×4
(13×125)×(3×8)
(12+24+80)×50
704×25
25×32×125
32×(25+125)
178×101-178
84×36+64×84
75×99+2×75
83×102-83×2
98×199
123×18-123×3+85×123
50×(34×4)×3
25×(24+16)
178×99+178
79×42+79+79×57
7300÷25÷4
8100÷4÷75
75×27+19×25
31×870+13×310
4×(25×65+25×28)
138×25×4
(13×125)×(3×8)
(12+24+80)×50
25×32×125
32×(25+125)
102×7658×98
178×101-178
84×36+64×84
75×99+2×75
83×102-83×2
98×199
123×18-123×3+85×123
50×(34×4)×3
25×(24+16)
178×99+178
79×42+79+79×57
7300÷25÷48100÷4÷75
1.125*3+125*5+25*3+25
2.9999*3+101*11*(101-92)
3.(23/4-3/4)*(3*6+2)
4.3/7×49/9-4/3
5.8/9×15/36+1/27
6.12×5/6–2/9×3
7.8×5/4+1/4
8.6÷3/8–3/8÷6
9.4/7×5/9+3/7×5/9
10.5/2-(3/2+4/5)
11.7/8+(1/8+1/9)
12.9×5/6+5/6
13.3/4×8/9-1/3
14.7×5/49+3/14
15.6×(1/2+2/3)
16.8×4/5+8×11/5
17.31×5/6–5/6
18.9/7-(2/7–10/21)
19.5/9×18–14×2/7
20.4/5×25/16+2/3×3/4
21.14×8/7–5/6×12/15
22.17/32–3/4×9/24
23.3×2/9+1/3
24.5/7×3/25+3/7
25.3/14××2/3+1/6
26.1/5×2/3+5/6
27.9/22+1/11÷1/2
28.5/3×11/5+4/3
29.45×2/3+1/3×15
30.7/19+12/19×5/6
31.1/4+3/4÷2/3
32.8/7×21/16+1/2
33.101×1/5–1/5×21
34.50+160÷40
35.120-144÷18+35
36.347+45×2-4160÷52
37(58+37)÷(64-9×5)
38.95÷(64-45)
39.178-145÷5×6+42
40.812-700÷(9+31×11)
41.85+14×(14+208÷26)
42.(6.8-6.8×0.55)÷8.5
43.120-36×4÷18+35
44.(58+37)÷(64-9×5)
45.(6.8-6.8×0.55)÷8.5
46.0.12×4.8÷0.12×4.8
47.(3.2×1.5+2.5)÷1.6
48.6-1.6÷4=5.38+7.85-5.37=
49.7.2÷0.8-1.2×5=
6-1.19×3-0.43=
50.6.5×(4.8-1.2×4)=
1.125*3+125*5+25*3+25
2.9999*3+101*11*(101-92)
3.(23/4-3/4)*(3*6+2)
4.3/7×49/9-4/3
5.8/9×15/36+1/27
6.12×5/6–2/9×3
7.8×5/4+1/4
8.6÷3/8–3/8÷6
9.4/7×5/9+3/7×5/9
10.5/2-(3/2+4/5)
11.7/8+(1/8+1/9)
12.9×5/6+5/6
13.3/4×8/9-1/3
14.7×5/49+3/14
15.6×(1/2+2/3)
16.8×4/5+8×11/5
17.31×5/6–5/6
18.9/7-(2/7–10/21)
19.5/9×18–14×2/7
20.4/5×25/16+2/3×3/4
21.14×8/7–5/6×12/15
22.17/32–3/4×9/24
23.3×2/9+1/3
24.5/7×3/25+3/7
25.3/14××2/3+1/6
26.1/5×2/3+5/6
27.9/22+1/11÷1/2
28.5/3×11/5+4/3
29.45×2/3+1/3×15
30.7/19+12/19×5/6
31.1/4+3/4÷2/3
32.8/7×21/16+1/2
33.101×1/5–1/5×21
34.50+160÷40
35.120-144÷18+35
36.347+45×2-4160÷52
37(58+37)÷(64-9×5)
38.95÷(64-45)
39.178-145÷5×6+42
40.812-700÷(9+31×11)
41.85+14×(14+208÷26)
43.120-36×4÷18+35
44.(58+37)÷(64-9×5)
45.(6.8-6.8×0.55)÷8.5
46.0.12×4.8÷0.12×4.8
47.(3.2×1.5+2.5)÷1.6
48.6-1.6÷4=
5.38+7.85-5.37=
49.7.2÷0.8-1.2×5=
6-1.19×3-0.43=
50.6.5×(4.8-1.2×4)=
51.5.8×(3.87-0.13)+4.2×3.74
52.32.52-(6+9.728÷3.2)×2.5
53.[(7.1-5.6)×0.9-1.15]÷2.5
54.5.4÷[2.6×(3.7-2.9)+0.62]
55.12×6÷(12-7.2)-6
56.12×6÷7.2-6
57.0.68×1.9+0.32×1.9
(58.58+370)÷(64-45)
59.420+580-64×21÷28
60.136+6×(65-345÷23)
15-10.75×0.4-5.7
62.18.1+(3-0.299÷0.23)×1
63.(6.8-6.8×0.55)÷8.5
64.0.12×4.8÷0.12×4.8
65.(3.2×1.5+2.5)÷1.6
66.3.2×6+(1.5+2.5)÷1.6
67.0.68×1.9+0.32×1.9
68.10.15-10.75×0.4-5.7
69.5.8×(3.87-0.13)+4.2×3.74
70.32.52-(6+9.728÷3.2)×2.5
71.[(7.1-5.6)×0.9-1.15]÷2.5
72.5.4÷[2.6×(3.7-2.9)+0.62]
73.12×6÷(12-7.2)-6
74.12×6÷7.2-6
75.33.02-(148.4-90.85)÷2.5
1)76.(25%-695%-12%)*36
77./4*3/5+3/4*2/5
78.1-1/4+8/9/7/9
79.+1/6/3/24+2/21
80./15*3/5
81.3/4/9/10-1/6
82./3+1/2)/5/6-1/3]/1/7
83./5+3/5/2+3/4
84.(2-2/3/1/2)]*2/5
85.+5268.32-2569
86.3+456-52*8
87.5%+6325
88./2+1/3+1/4
2)89+456-78
3)5%+.3/7×49/9-4/3
4)9×15/36+1/27
5)2×5/6–2/9×3
6)3×5/4+1/4
7)94÷3/8–3/8÷6
8)95/7×5/9+3/7×5/9
9)6/2-(3/2+4/5)
10)8+(1/8+1/9)
11)8×5/6+5/6
12)1/4×8/9-1/3
13)10×5/49+3/14
14)1.5×(1/2+2/3)
15)2/9×4/5+8×11/5
16)3.1×5/6–5/6
17)4/7-(2/7–10/21)
18)19×18–14×2/7
19)5×25/16+2/3×3/4
20)4×8/7–5/6×12/15
21)7/32–3/4×9/24
22)1、2/3÷1/2-1/4×2/5
2、2-6/13÷9/26-2/3
3、2/9+1/2÷4/5+3/8
4、10÷5/9+1/6×4
5、1/2×2/5+9/10÷9/20
6、5/9×3/10+2/7÷2/5
7、1/2+1/4×4/5-1/8
8、3/4×5/7×4/3-1/2
9、23-8/9×1/27÷1/27
10、8×5/6+2/5÷4
11、1/2+3/4×5/12×4/5
12、8/9×3/4-3/8÷3/4
13、5/8÷5/4+3/23÷9/11
23)1.2×2.5+0.8×2.5
24)8.9×1.25-0.9×1.25
25)12.5×7.4×0.8
26)9.9×6.4-(2.5+0.24)
(27)6.5×9.5+6.5×0.5
0.35×1.6+0.35×3.4
0.25×8.6×4
6.72-3.28-1.72
0.45+6.37+4.55
5.4+6.9×3-(25-2.5)
2×41846-620-380
4.8×46+4.8×54
0.8+0.8×2.5
1.25×3.6×8×2.5-12.5×2.4
28×12.5-12.5×20
23.65-(3.07+3.65)
(4+0.4×0.25)
8×7×1.25
1.65×99+1.65
27.85-(7.85+3.4)
48×1.25+50×1.25×0.2×8
7.8×9.9+0.78
(1010+309+4+681+6)×12
3×9146×782×6×854
5.15×7/8+6.1-0.60625
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
(58+370)÷(64-45)
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
37.812-700÷(9+31×11)
(136+64)×(65-345÷23)
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
(2)3.2×(1.5+2.5)÷1.6
45.6-1.6÷4=
5.38+7.85-5.37=
46.7.2÷0.8-1.2×5=
6-1.19×3-0.43=
47.6.5×(4.8-1.2×4)=
0.68×1.9+0.32×1.9
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.[(7.1-5.6)×0.9-1.15]÷2.5
52.5.4÷[2.6×(3.7-2.9)+0.62]
53.12×6÷(12-7.2)-6
(4)12×6÷7.2-6
102×4.5
7.8×6.9+2.2×6.9
5.6×0.25
8×(20-1.25)
1)127+352+73+44
(2)89+276+135+33
(1)25+71+75+29+88
(2)243+89+111+57
9405-2940÷28×21
920-1680÷40÷7
690+47×52-398
148+3328÷64-75
360×24÷32+730
2100-94+48×54
51+(2304-2042)×23
4215+(4361-716)÷81
(247+18)×27÷25
36-720÷(360÷18)
1080÷(63-54)×80
(528+912)×5-6178
8528÷41×38-904
264+318-8280÷69
(174+209)×26-9000
814-(278+322)÷15
1406+735×9÷45
3168-7828÷38+504
796-5040÷(630÷7)
285+(3000-372)÷36
1+5/6-19/12
3x(-9)+7x(-9
(-54)x1/6x(-1/3)
1.18.1+(3-0.299÷0.23)×1
2.(6.8-6.8×0.55)÷8.5
3.0.12×4.8÷0.12×4.8
4.(3.2×1.5+2.5)÷1.6
(2)3.2×(1.5+2.5)÷1.6
5.6-1.6÷4=
5.38+7.85-5.37=
6.7.2÷0.8-1.2×5=
6-1.19×3-0.43=
7.6.5×(4.8-1.2×4)=
0.68×1.9+0.32×1.9
8.10.15-10.75×0.4-5.7
9.5.8×(3.87-0.13)+4.2×3.74
10.32.52-(6+9.728÷3.2)×2.5
11.[(7.1-5.6)×0.9-1.15]÷2.5
12.5.4÷[2.6×(3.7-2.9)+0.62]
13.12×6÷(12-7.2)-6
14.12×6÷7.2-6
15.33.02-(148.4-90.85)÷2.5