小数四则混合运算专项练习习题(能简便的要简便)
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2021年01月24日 06:53
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小数混合运算专项练习
276
题
(
能简 便的要简便运算
)
(
1
)
0.11
×
1.8+8.2
×
0.11
(
13
)
1.25
×
2.4
(
2
)
2.34
×
99+2.34
(
14
)
5.85
÷(
1.3+0.5
)×
6
.
(
3
)
5.4
÷
2.7
×
0.8
(
4
)
132
×
101
(
5
)
6.25
÷
1.25
÷
0.8
(
6
)
2.5
×
16
.
(
7
)
6.33
×
101
﹣
6.33
(
8
)
1.56
×
1.7+0.44
×
1.7
(
9
)
1.8
×
[
(
3.41
﹣
2.9
)÷
0.03]
(
10
)
0.125
×
32
×
2.5
.
(
11
)
1.258
×
18.5
﹣
0.258
×
18.5
(
12
)
8.48
÷
0.8
×
0.9
15
)
17.17
﹣
6.8
﹣
3.2
﹣
6.17
16
)
5.4
×
[
(
1.3+2.15
)÷
0.2]
17
)
8.4
÷
0.6+8.4
÷
0.4
18
)
16.8
×
10.1
19
)
10.9
﹣
0.9
÷
0.2+1.8
20
)
1.25
×
3.2
×
0.25
.
21
)
1.36+4.85+2.64+6.15
22
)
98.5
÷
2.5
÷
4
23
)
5.4
÷
[2.5
×(
3.7< br>﹣
2.9
)
]
24
)
0.8
×(
4
﹣
3.68
)÷
0.01
(
(
(
(
(
(
(
(
(
(
(
25
)
83.7
﹣
12.83
﹣
0.17
(
26
)
5.96+13
×(
3.2
﹣
3.12
)
(
27
)
4.32
÷
2.4
×
1.7
;
(
28
)
16.2
×
4.5+3.8
×
4.5
;
(
29
)
9.05
﹣
3.86
﹣
3.14
;
(
30
)
7.28+0.72
÷
0.9
(
31
)
4.32+5.43+6.68
(
32
)
17.17
﹣
6.8
﹣
3.2
(
33
)
5.29
×
9+5.29
(
34
)
16.8
×
10.1
(
35
)
2.74
×
9.5+5
×
0.274
(
36
)
0.36+9.6
÷
3.2
.
(
37
)
3.75
×
25+6.25
×
25
(
38
)
25.46
﹣
8.23
﹣
1.76
(
39
)
2.9+7.1
×
10
(
40
)
1.25
×
32
×
0.25
.
(
41
)
15.68
﹣(
7.78
﹣
4.32
)﹣
2.32
(
42
)
0.25
×
3.2
×
1.25
(
43
)
9.99
×
1.01
(
44
)
4.63
×
1.4+46.3
×
0.86
(
45
)
17.5
÷
0.8
÷
12.5
(
46
)
0.9+9.9+99.9+999.9
.
(
47
)
2.9
×
99+2.9
(
48
)
25
×
11.2
×
4
(
49
)
23.25
﹣
6.75
﹣
3.25
.
(
50
)
125
×
3.2
×
2.5
(
51
)
3.6
×
10.1
(
52
)
5.8
×
2.7+0.58
×
73
(
53
)
3.6+6.4
×
1.8
(
54
)
(
1.48+3.02
)÷(
3.6
×
0.5
)
(
55
)
(
36.7
﹣
4.9
)×
101
﹣
31.8
.
(
56
)
6.33
×
101
﹣
6.33
(
57
)
35.6
﹣
5
×
1.73
(
58
)
1.6
×
55.4
﹣
55.4
×
0.6
(
59
)
17.68
÷
5.2+2.7
×
1.5
.
(
60
)
1.08
×
0.8
÷
0.27
(
61
)
102
×
0.45
(
62
)
22.78
÷
1.25
÷
0.8
(
63
)
0.34
×
101
﹣
0.34
.
(
64
)
0.125
×
32
×
2.5
(
65
)
0.8
×
6.3
﹣
0.8
×
3.8
(
66
)
504
÷
3.2
×
2.08
(
67
)
(
20
﹣
0.8
×
9
)×
5.7
(
68
)
2.4
×
1.5+3.6
÷
1.5
(
69
)
7.38
﹣
5.14+3.62
﹣
2.86
(
70
)
0.12
×
1.8+8.2
×
0.12
(
71
)
5.4
÷
[0.51
÷(1.2
﹣
1.03
)
]
(
72
)
[
(
8.1
﹣
5.6
)×
0.9
﹣
1.05]
÷
0.04
.
(
73
)
10.8
﹣
0.8
÷(
0.35+0.05
)
(
74
)
8
×
[1
÷(2.3
﹣
2.25
)
]
(
75
)
2.64
×
9.9+0.264
(
76
)
4.52+0.61+1.39+6.48
(
77
)
4.27
﹣(
1.96
﹣
1.73
)
(
78
)
(
294.4
﹣
19.2×
6
)÷(
6+8
)
(
79
)
12.5
×
0.76
×
0.4
×
8
×
2.5
.
(
80
)
4.98+8.02
×
2.5
(
81
)
60.8
﹣
40.8
÷
2.5
(
82
)
0.8
×
69.6
×
12.5
(
83
)
4.98
×
99+4.9
(
84
)
6.48
÷
3.2
÷
2.5
(
85
)
1.2
×
7.6+7.6
×
6.8
.
(
86
)
(
9.4
﹣
5.8
)×
2.07
(
87
)
12.54
﹣
4.56
﹣
3.44
﹣
1.54
(
88
)
(
9.36
×
5+9.36+ 9.36
×
2
)×
1.25
(
89
)
7.236
÷
0.18
﹣
14.3
×
0.02.
(
90
)
9.6
÷
0.4
×
0.25
(
91
)
29.7
÷(
5.85
÷
0.65
)
(
92
)
7.4
×
9.9
(
93
)
3.84
﹣
2.7
×
0.64
(
94
)
8.68
﹣
8.68
÷
0.56
×
0.5
(
95
)
4.7
×
4.7+4.7+4.3
×
4.7
.
(
96
)
2.72
÷
[
(< br>8.2
﹣
6.5
)×
0.5]
;
(
97)
9.12+9.12
×
9
﹣
60.2
;
(
98
)
28.4
÷
0.4
÷
0.25
;
(
99
)
27.36
﹣
27.36
÷
7.6
.
(
100
)
3.25
×
0.45+6.75
×
0.45
(
101
)
31.5
﹣
24.5
÷
3.5
(
102
)
7.5
×
102
(
103
)
6.3+3.7
×
2.8
.
(
104
)
2.15+8.73+1.27+7.85
(
105
)
11.87
﹣(
8.2+1.87
)
(
106
)
5.42
﹣
3.87
﹣
1.13
(
107
)
4.38
﹣
1.56+0.62
﹣
0.44
(
108
)
0.4
×
270
×
2
.
(
109
)
(
40+1.25
)×
8
(
110
)
(
12.5
﹣
0.05
)×
8
(
111
)
2.6
×
8.5+8.5
×
7.4
(
112
)
9.9
×
6.9
﹣
6.9
×
3.9
(
113
)
5.6
×
99+5.6
(
114
)
2.5
×(
1.9+1.9+1.9 +1.9
)
(
115
)
7.2
÷
1.25
÷
8
.
(
116
)
52.4
﹣(
15+0.6
)÷
1.6
(
117
)
9.87
×
99+9.87
(
118
)
46.8
÷
0.9
÷
0.4
(
119
)
5.5
×
17.3+6.7
×
5.5
.
(
120
)
99
×
4.2+4.2
(
121
)
0.25
×
1.25
×
3.2
(
122
)
6.4
×
14+15
×
6.4+6.4
(
123
)
(
1.3+1.3
×
0.1 25
×
8
)÷(
80
﹣
77.4
)
(124
)
4
×(
25+2.5+0.25
)÷
111
(
125
)
6.25
÷〔
(
17.2< br>﹣
3.6
×
4.5
)÷
0.32
〕
(
126
)
28.4
×
99+28.4
(
127
)
0.94
×
2.5
﹣
0.45
(
128
)
4
×
0.8
×
12.5
×
2.5