初中经典数学计算题

余年寄山水
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2021年01月18日 02:35
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2021年1月18日发(作者:邢让)
初中数学计算题

(-
1.5)×(
-9)-
12÷(
-4)
56÷(
-7)-
2÷5+0.4

3.57×29÷(
-4)
5.6÷(
-2.8)-(-
50)÷2

[9.6+(-
7.3)]×[(
-5)-(-7)]
12.3÷[5.6+(
-1.2)]
(-
75.6)÷(1/4+1/5)

9.5×(
-
9.5)÷1/2

95.77÷(
-2)+(-34.6)
(-
51.88)÷2
-(-
5)×24

3/7 × 49/9
- 4/3
8/9 × 15/36 + 1/27

12× 5/6 –

2/9 ×3

8× 5/4 + 1/4

6÷ 3/8 –

3/8 ÷6

4/7 × 5/9 + 3/7 × 5/9

5/2 -

3/2 + 4/5


7/8 +

1/8 + 1/9


9 × 5/6 + 5/6

3/4 × 8/9
- 1/3
7 × 5/49 + 3/14

6
×(
1/2 + 2/3


8 × 4/5 + 8 × 11/5



1
31 × 5/6 –
5/6
9/7 -

2/7

10/21


5/9 × 18 –

14 × 2/7

4/5 × 25/16 + 2/3 × 3/4

14 × 8/7 –

5/6 × 12/15

17/32


3/4 × 9/24

3 × 2/9 + 1/3

5/7 × 3/25 + 3/7

3/14 × 2/3 + 1/6

1/5 × 2/3 + 5/6

9/22 + 1/11 ÷ 1/2

5/3 × 11/5 + 4/3

45 × 2/3 + 1/3 × 15

7/19 + 12/19 × 5/6

1/4 + 3/4 ÷ 2/3

8/7 × 21/16 + 1/2

101 × 1/5 –

1/5 × 2
1
50

160
÷
40
120-
144÷18+35

347+45×2
-
4160÷52

37
×(
58+37
)÷(
64-9
×
5


95
÷(
64-45


178-
145÷5×6+42

812-700
÷(
9+31
×
11




2

85+14
×(
14+208
÷
26


120-
36×4÷18+35


58+37
)÷(
64-9
×
5


(6.8-
6.8×0.55)÷8.5

0.12× 4.8÷0.12×4.8


3.2
×
1.5+2.5
)÷
1.6
6-
1.6÷4= 5.38+7.85
-5.37=
7.2÷0.
8-
1.2×5= 6
-
1.19×3
-0.43=
6.5
×(
4.8-1.2
×
4

=
5.8
×(
3.87-0.13

+4.2
×
3.74
32.52-

6+9.728
÷
3.2
)×
2. 5
[

7.1-5.6
)×
0.9-1.15]
÷
2.5
5.4
÷
[2.6
×(
3.7-2. 9

+0.62]
12
×
6
÷(
12-7.2

-6
12×6÷7.2
-6
0.68×1.9+0.32×1.9

58+370
)÷(
64-45


420+580-
64×21÷28

136+6
×(
65-345
÷
23


15-10.7
5×0.4
-5.7
18.1
+(
3< br>-
0.299
÷
0.23
)×
1
(6.8-
6.8×0.55)÷8.5

0.12× 4.8÷0.12×4.8


3.2
×
1.5+2.5
)÷
1.6

3
3
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
8
3× 5/4 + 1/4

94÷ 3/8 –
3
/8 ÷6

95/7 × 5/9 + 3/7 × 5/9
6/2 -

3/2 + 4/5


8 +

1/8 + 1/9


8 × 5/6 + 5/6

1/4 × 8/9
- 1/3
10 × 5/49 + 3/14

1.5
×(
1/2 + 2/3


2

9
×
4/5 + 8
×
11/5
3.1 × 5/6 –
5/6
4/7 -

2/7

10/21

19 × 18 –

14 × 2/7

5 × 25/16 + 2/3 × 3/4
4 × 8/7 –
5
/6 × 12/15


4




7/32


3/4 × 9/24

2/3
÷
1/2

1/4
×
2/5
2

6/13
÷
9/26

2/3
2/9

1/2
÷
4/5

3/8
10
÷
5/9

1/6
×
4
1/2
×
2/5

9/10
÷
9/20

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


5

3×9146×782×6×854

5.15×7/8+6.1
-0.60625
3/7 × 49/9
- 4/3
8/9 × 15/36 +
1/27
12× 5/6 –

2/9 ×3

8× 5/4 + 1/4

6÷ 3/8 –

3/8 ÷6

4/7 × 5/9 + 3/7 × 5/9

5/2 -

3/2 + 4/5


7/8 +

1/8 + 1/9


9. 9 × 5/6 + 5/6

3/4 × 8/9
- 1/3
7 × 5/49 + 3/14

6
×(
1/2 + 2/3


8 × 4/5 + 8 × 11/5

31 × 5/6 –
5/6
9/7 -

2/7

10/21


5/9 × 18



14 × 2/7

4/5 × 25/16 + 2/3 × 3/4
14 × 8/7 –

5/6 × 12/15
17/32


3/4 × 9/24

3 × 2/9 + 1/3

5/7 × 3/25 + 3/7

3/14 × 2/3 + 1/6



6



1/5 × 2/3 + 5/6

9/22 + 1/11 ÷ 1/2

5/3 × 11/5 + 4/3

45 × 2/3 + 1/3 × 15

7/19 + 12/19 × 5/6

1/4 + 3/4 ÷ 2/3

8/7 × 21/16
+ 1/2
101 × 1/5 –

1/5 × 21

50

160
÷
40

58+370
)÷(
64-45


120-
144÷18+35

347+45×2
-
4160÷52


58+37
)÷(
64-9
×
5


95
÷(
64-45


178-
145÷5×6+42 420+580
-
64×21÷28

812-700
÷(
9+31
×
11



136+64
)×(
65-345
÷
23

85+14
×(
14+208
÷
26



284+16
)×(
512-8208
÷
18


120-
36×4÷18+35


58+37
)÷(
64-9
×
5


(6.8-
6.8×0.55)÷
8.5
0.12× 4.8÷0.12×4.8


3.2
×
1.5+2.5
)÷
1.6

2

3.2
×(
1.5+2.5
)÷
1.6
6-
1.6÷4

5.38+7.85-5.37

7

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)-(-
3)×(
-
5) ÷2

7.8
×
6.9

2.2
×
6.9
(-2)+2-(-
52)×(
-
1) ×5+87÷(
-
3)×(
-1)
5.6
×
0.258
×(
20

1.25


(-7.1)
×〔
(-3)
×
(-5)
〕÷
2
-
2.5×(
-
4.8)×(0.09)÷(
-0.27)
127+352+73+44×(
-2)
89×276+(
-135)-33
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

8

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- (9000^0)
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÷0.12×4.84

3.2×1.5+2.5÷(
-1.6)

-2
)×
3.2
×(
1.5+2.5
)÷
1. 6

9

5.6-
1.6÷4+(6.8
-9)
5.38+7.85-
5.37÷89

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


(-
8.01)+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
(-5)-252
×(
-78


(-6)
×
(-2)+3
÷(
5+50


7-7+3-6-

-90


(-8)(-
3)×(
-
8)×25

(7+13) ÷(
-
616)÷(
-28)

8+14-100-27
)÷
4
(-
15) ÷(
-1)-
101÷10

16÷0.21×(
-
8) ×(4.1+5.9)

(-
10) ×(
-
2) ×4÷{
-
9÷[6+(
-5.67)]}

10

(-18)(-
4)2×[8.01×(
-3.14)
9-32{-890-
[79+8.1] ×9}

(-20)-23+(-
9) ×9.42

(-
24)3.4×104÷(
-
5) ×200.96

[-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)
5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1) +

9
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-
2) ×2^7

(5+3/8*8/30/(-2)-

36
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
1+2+3+4+......+100000
1/1+1/2+1/3+......1/50
1+1/2+1/4+1/8+1/16+......1/512

11

3+9+27+81+243+......9999
1+1/2+1/6+1/12+1/20+1/30+1/42+1/56+1/72+1/90
8

2
×
32

(-2
×
3)2

12
×
(-3)2

(-1/2)2003
×
(-2)2002
÷
2/9
(0.5-3/2)
÷
3 /1
×
[-2-(-3)3]
-∣
1/8

0.52


[-38-(-1)7+(-
3)8]×
-53
a^3-2b^3+ab(2a-b)-

a-b^2
15*(-8)+2b^2+
(x^2+y^2)^2-4y(x^2+y^2)+4y^2
6-3a^8-(-5^2-6)
(x^2+2x)^2+3(x^2+2x)+x^2+2x+3
(a+1)(a+2)+(2a+1)(a-2)-12
x^2(y+z)^2-2xy(x-z)(y+z)+y^2(x-z)^2
3(a+2)^2+28(a+2)-20
(a+b)^2-(b-c)^2+a^2-c^2
8x(x+1)(x^2+x-1)-2
x^2(x-1)^2-3(x^2-x)-56
14a(a-b)+(a-b)^2
11.-ab(a-b)^+a(b-a)^2
12.3

x+2
)-
2x=5

4x
13.5

x+2a

-a=2

b-2x
)< br>+4a
3.14*3.42 (2)972*3.14*1/4
[-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)
5+21*8/2-

121-59

12
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(|-2|-5^4)
(1/3+2/3)/1/2-|-9+(-5)|
18-6/(-3)*(-2)-|-9|
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
|-3x+2y-5x-7y|-|-9x+2y|
-5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3-

64-5^2
-2*8-8*1/2+8/1/8


13
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3+

9
-3x+2y-5x-7y+
-5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)


14

1/2*(-4/15)/2/3
-3x+2y-5x-7y-(-3^2+5^7)
-1+2-3+4-5+6-7+

9
-50-28+(-24)-(-22)
-19.8-(-20.3)-(+20.2)-10.8;
0.25- +(-1 )-(+3 ).
-1-23.33-(+76.76)
1-2*2*2*2-5^2+(6^2-5^2)
(-6-24.3)-(-12+9.1)+(0-2.1)
-1+8-7+5^7-(-5+

9)
125*3+125*5+25*3+25
9999*3+101*11*(101-92)
(23/4-3/4)*(3*6+2)
3/7 × 49/9
- 4/3
8/9 ×
15/36 + 1/27
12x*5/6y

2/9y*|3x-2y|
8×5/4+1/4*|
-7-8|
6÷ 3/8 –

3/8 ÷6

4/7 × 5/9 + 3/7 × 5/9

5/2 -

3/2 + 4/5


7/8 +

1/8 + 1/9


9 × 5/6 + 5/6

3/4 × 8/9
- 1/3
7 × 5/49 + 3/14


15
6
×(
1/2 + 2/3


8 × 4/5 + 8 × 11/5

31 × 5/6 –
5/6
9/7 -

2/7

10/21


5/9 × 18 –

14 × 2/7

4/5 × 25/16 + 2/3 × 3/4
14 × 8/7 –

5/6 × 12/15
17/32


3/4 × 9/24

3^45 × 2/9 + 1/3

5/7 × 3/25 + 3/7

3/14 ×2/3 + 1/6

1/5 × 2/3 + 5/6

5/3 × 11/5 + 4/3

9/22+1/11
÷
1/2-

169
45^8 × 2/3 + 1/3 × 15

7/19 + 12/19 × 5/6

1/4 + 3/4
÷ 2/3

8/7 × 21/16 + 1/2

101^4×(
-1/5
–1/5×21)

50
+√
160
÷
40^5
120-
144÷18+35

347+45×2
-
4160÷52

37^2

58+37
)÷(
64-9
×
5

95
÷(64-45







16

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