四年级(上册)混合计算题
-
..
..
2800
÷
100
+
789
(
p>
947
-
599
)
+
76
×
64
36<
/p>
×
(913
-
2
76
÷
23)
(93
+
25
×
21
)
×
9
507
÷
13
×
63
+
4
9
8
p>
723
-
p>
(
5
2
1
+
504)
÷
25
...
. .
..
..
p>
384
÷
12
+<
/p>
23
×
371
p>
(39
-
21)
×
(396
÷
6)
p>
57
×
12
-
p>
560
÷
35
848
-
640
÷
16
×
12
1500
-
3
2
×
4
5
[
19
2
-(
5
4
+
38
)
]
×<
/p>
67
...
. .
..
..
138
×
2
5
×
4
p>
(13
×
125)
×
(3
×
8)
(12+24+80)
×
50
704
×
25-509
25
×
32
×
125
32
×
(25+125)
...
. .
..
..
p>
178
×
10
1<
/p>
-
178
84
×
36
+64
×
84
75
< br>×
99+2
×
75
83
×
10
2
-
83
×
2
p>
9
8
×
1
9
9
p>
123
×
18
-<
/p>
123
×
3+85
×
123
...
. .
..
..
50<
/p>
×
(34
×
4)
×
3
25
×
(
2
4
+
1<
/p>
6
)
178
×
99+178
p>
79
×
42+79+79
< br>×
57
7300
÷
25
÷
4
8100
÷
4
÷
75
...
. .
..
..
75
×
27+19
×
2
5
31<
/p>
×
870+13
×
310
4
×
p>
(25
×
65+25
×
28)
138
×
2
5
×
4
p>
(13
×
125)
×
(3
×
8)
(12+24+80)
×
50
...
. .