人教版小学六年级数学四则混合运算专项练习题
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人教版小学六年级数学四则混合运算专项练习题
(
2
)
17
18
×
9
17
10
+
18
÷
10
(
3
)
9.56
+
4.875
-
7
8
+
1.44
(
4
)
3
4
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6
-
1
1
6
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4
(
5
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4.6
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3
8
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8.4
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8
3
3
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(
8
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19
2
19
19
20
+
5
×
20
-
20
(
9
)
2
8
25
×
80
×
13
×
1.25
(
10
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25
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1.25
×
4
×
8
(
11
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0.7
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3.9
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4.3
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6.1
1 / 13
(
12
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7.35
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99
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7.35
(
13
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47
-
8
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17
-
9
17
(
14
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46
×
101
(
15
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15.6
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2
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7
5
1
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3
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(
17
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14
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5
3
4
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14
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4
(
18
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3
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6
11
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3
17
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5
8
(
19
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8
9
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7
15
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9
8
15
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9
(
20
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3
-
5
9
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7
11
20
-
36
(
21
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7
7
8
6
-
15
-
15
(
22
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5
10
9
2
7
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3
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(
23
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5
4
2
4
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3
(
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14
5
3
9
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75
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4
(
25
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3
5
7
8
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6
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12
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24
(
26
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205
×
32
-
656
(
27
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20%x=80
(
28
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1
5
4
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2
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1
1
4
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6
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(
29
)
3
-
1
5
4
-
1.75
+
0.4
(30)30%x+9=39
(31)40%x+15=55
(
32
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1
1
3
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5
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45
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6
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34
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0.3
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[1
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3.3
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2.95
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(
36
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(
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(
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38
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35
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9
(
39
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24
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1
14
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(40) 60%x+30%x=90
(
41
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8
9
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8
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16
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(42) (2-1.6
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8%
(
43
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8.6
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4.3
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2
5
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44
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6
5
5
7
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12
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3
(
45
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1.2
7
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9 6%
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(
47
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250%
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15%
×
240%
(
48
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12.5%
×
19+12. 5%
×
1.3
(
49
)
51
17
2
8
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4
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9
(
50
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5
11
3
10
8
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10
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11
(
51
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9
20
÷
[
1
2
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2
5
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4
5
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]
(
52
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60
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12
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4
15
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1
2
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(
53
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2-1.6
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8%
(
54
)
60%+2.1
÷
12%
(
55
)(
8
15
+
9
2
1
20
×
3
)÷
12
(
56
)
15%
×
1.25
×
6
×
80%
5 / 13
(
57
)
6.78
×
90%+67.8%
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58
)
12
×(
1
3
-
1
4
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(
5 9
)(
9
-
10
×
4
5
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3
4
(
60)
101.1
-
25.93
+
5.1
÷
0.8 5
(
61
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5
1
8
8
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4
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9
÷
1
1
3
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(
62
)
2.6
×
1
3
+
13
2
5
×
3
(
63
)
3
-
8
7
-
6
7
(64)
x
- 50%
x
=12
(
65
)
2
5
×
3
4
5
7
+
7
÷
2
(
66
)
12
5
×(
1
6
+
1
11
4
)+
13
6 / 13